3 * Copyright (C) 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
4 * 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009 by Larry Wall and others
6 * You may distribute under the terms of either the GNU General Public
7 * License or the Artistic License, as specified in the README file.
16 * This file is being used for x2p stuff.
17 * Above symbol is defined via -D in 'x2p/Makefile.SH'
18 * Decouple x2p stuff from some of perls more extreme eccentricities.
23 #endif /* PERL_FOR_X2P */
28 # ifndef USE_CROSS_COMPILE
35 /* See L<perlguts/"The Perl API"> for detailed notes on
36 * PERL_IMPLICIT_CONTEXT and PERL_IMPLICIT_SYS */
38 /* Note that from here --> to <-- the same logic is
39 * repeated in makedef.pl, so be certain to update
40 * both places when editing. */
43 # if !defined(MULTIPLICITY)
48 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
49 # ifndef PERL_GLOBAL_STRUCT
50 # define PERL_GLOBAL_STRUCT
54 #ifdef PERL_GLOBAL_STRUCT
61 # ifndef PERL_IMPLICIT_CONTEXT
62 # define PERL_IMPLICIT_CONTEXT
66 /* undef WIN32 when building on Cygwin (for libwin32) - gph */
72 #if defined(__SYMBIAN32__) || (defined(__VC32__) && defined(WINS))
79 # include "symbian/symbian_proto.h"
82 /* Any stack-challenged places. The limit varies (and often
83 * is configurable), but using more than a kilobyte of stack
84 * is usually dubious in these systems. */
85 #if defined(__SYMBIAN32__)
86 /* Symbian: need to work around the SDK features. *
87 * On WINS: MS VC5 generates calls to _chkstk, *
88 * if a "large" stack frame is allocated. *
89 * gcc on MARM does not generate calls like these. */
90 # define USE_HEAP_INSTEAD_OF_STACK
93 /* Use the reentrant APIs like localtime_r and getpwent_r */
94 /* Win32 has naturally threadsafe libraries, no need to use any _r variants. */
95 #if defined(USE_ITHREADS) && !defined(USE_REENTRANT_API) && !defined(NETWARE) && !defined(WIN32) && !defined(PERL_DARWIN)
96 # define USE_REENTRANT_API
99 /* <--- here ends the logic shared by perl.h and makedef.pl */
101 /* Microsoft Visual C++ 6.0 needs special treatment in numerous places */
102 #if defined(WIN32) && defined(_MSC_VER) && _MSC_VER >= 1200 && _MSC_VER < 1300
106 #undef START_EXTERN_C
110 # define START_EXTERN_C extern "C" {
111 # define END_EXTERN_C }
112 # define EXTERN_C extern "C"
114 # define START_EXTERN_C
115 # define END_EXTERN_C
116 # define EXTERN_C extern
119 /* Fallback definitions in case we don't have definitions from config.h.
120 This should only matter for systems that don't use Configure and
121 haven't been modified to define PERL_STATIC_INLINE yet.
123 #if !defined(PERL_STATIC_INLINE)
124 # ifdef HAS_STATIC_INLINE
125 # define PERL_STATIC_INLINE static inline
127 # define PERL_STATIC_INLINE static
131 #ifdef PERL_GLOBAL_STRUCT
132 # ifndef PERL_GET_VARS
133 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
134 EXTERN_C struct perl_vars* Perl_GetVarsPrivate();
135 # define PERL_GET_VARS() Perl_GetVarsPrivate() /* see miniperlmain.c */
136 # ifndef PERLIO_FUNCS_CONST
137 # define PERLIO_FUNCS_CONST /* Can't have these lying around. */
140 # define PERL_GET_VARS() PL_VarsPtr
145 #define pVAR struct perl_vars* my_vars PERL_UNUSED_DECL
147 #ifdef PERL_GLOBAL_STRUCT
148 # define dVAR pVAR = (struct perl_vars*)PERL_GET_VARS()
153 #ifdef PERL_IMPLICIT_CONTEXT
154 # ifndef MULTIPLICITY
155 # define MULTIPLICITY
157 # define tTHX PerlInterpreter*
158 # define pTHX tTHX my_perl PERL_UNUSED_DECL
159 # define aTHX my_perl
160 # define aTHXa(a) aTHX = (tTHX)a
161 # ifdef PERL_GLOBAL_STRUCT
162 # define dTHXa(a) dVAR; pTHX = (tTHX)a
164 # define dTHXa(a) pTHX = (tTHX)a
166 # ifdef PERL_GLOBAL_STRUCT
167 # define dTHX dVAR; pTHX = PERL_GET_THX
169 # define dTHX pTHX = PERL_GET_THX
182 # if defined(DEBUGGING) && !defined(PERL_TRACK_MEMPOOL)
183 # define PERL_TRACK_MEMPOOL
186 # undef PERL_TRACK_MEMPOOL
189 #define STATIC static
192 /* Do not use these macros. They were part of PERL_OBJECT, which was an
193 * implementation of multiplicity using C++ objects. They have been left
194 * here solely for the sake of XS code which has incorrectly
197 #define CPERLscope(x) x
198 #define CPERLarg void
201 #define PERL_OBJECT_THIS
202 #define _PERL_OBJECT_THIS
203 #define PERL_OBJECT_THIS_
204 #define CALL_FPTR(fptr) (*fptr)
205 #define MEMBER_TO_FPTR(name) name
206 #endif /* !PERL_CORE */
208 #define CALLRUNOPS PL_runops
210 #define CALLREGCOMP(sv, flags) Perl_pregcomp(aTHX_ (sv),(flags))
212 #define CALLREGCOMP_ENG(prog, sv, flags) (prog)->comp(aTHX_ sv, flags)
213 #define CALLREGEXEC(prog,stringarg,strend,strbeg,minend,sv,data,flags) \
214 RX_ENGINE(prog)->exec(aTHX_ (prog),(stringarg),(strend), \
215 (strbeg),(minend),(sv),(data),(flags))
216 #define CALLREG_INTUIT_START(prog,sv,strbeg,strpos,strend,flags,data) \
217 RX_ENGINE(prog)->intuit(aTHX_ (prog), (sv), (strbeg), (strpos), \
218 (strend),(flags),(data))
219 #define CALLREG_INTUIT_STRING(prog) \
220 RX_ENGINE(prog)->checkstr(aTHX_ (prog))
222 #define CALLREGFREE(prog) \
223 Perl_pregfree(aTHX_ (prog))
225 #define CALLREGFREE_PVT(prog) \
226 if(prog) RX_ENGINE(prog)->free(aTHX_ (prog))
228 #define CALLREG_NUMBUF_FETCH(rx,paren,usesv) \
229 RX_ENGINE(rx)->numbered_buff_FETCH(aTHX_ (rx),(paren),(usesv))
231 #define CALLREG_NUMBUF_STORE(rx,paren,value) \
232 RX_ENGINE(rx)->numbered_buff_STORE(aTHX_ (rx),(paren),(value))
234 #define CALLREG_NUMBUF_LENGTH(rx,sv,paren) \
235 RX_ENGINE(rx)->numbered_buff_LENGTH(aTHX_ (rx),(sv),(paren))
237 #define CALLREG_NAMED_BUFF_FETCH(rx, key, flags) \
238 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_FETCH))
240 #define CALLREG_NAMED_BUFF_STORE(rx, key, value, flags) \
241 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), (value), ((flags) | RXapif_STORE))
243 #define CALLREG_NAMED_BUFF_DELETE(rx, key, flags) \
244 RX_ENGINE(rx)->named_buff(aTHX_ (rx),(key), NULL, ((flags) | RXapif_DELETE))
246 #define CALLREG_NAMED_BUFF_CLEAR(rx, flags) \
247 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_CLEAR))
249 #define CALLREG_NAMED_BUFF_EXISTS(rx, key, flags) \
250 RX_ENGINE(rx)->named_buff(aTHX_ (rx), (key), NULL, ((flags) | RXapif_EXISTS))
252 #define CALLREG_NAMED_BUFF_FIRSTKEY(rx, flags) \
253 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), NULL, ((flags) | RXapif_FIRSTKEY))
255 #define CALLREG_NAMED_BUFF_NEXTKEY(rx, lastkey, flags) \
256 RX_ENGINE(rx)->named_buff_iter(aTHX_ (rx), (lastkey), ((flags) | RXapif_NEXTKEY))
258 #define CALLREG_NAMED_BUFF_SCALAR(rx, flags) \
259 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, ((flags) | RXapif_SCALAR))
261 #define CALLREG_NAMED_BUFF_COUNT(rx) \
262 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, RXapif_REGNAMES_COUNT)
264 #define CALLREG_NAMED_BUFF_ALL(rx, flags) \
265 RX_ENGINE(rx)->named_buff(aTHX_ (rx), NULL, NULL, flags)
267 #define CALLREG_PACKAGE(rx) \
268 RX_ENGINE(rx)->qr_package(aTHX_ (rx))
270 #if defined(USE_ITHREADS)
271 #define CALLREGDUPE(prog,param) \
272 Perl_re_dup(aTHX_ (prog),(param))
274 #define CALLREGDUPE_PVT(prog,param) \
275 (prog ? RX_ENGINE(prog)->dupe(aTHX_ (prog),(param)) \
284 * Because of backward compatibility reasons the PERL_UNUSED_DECL
285 * cannot be changed from postfix to PERL_UNUSED_DECL(x). Sigh.
287 * Note that there are C compilers such as MetroWerks CodeWarrior
288 * which do not have an "inlined" way (like the gcc __attribute__) of
289 * marking unused variables (they need e.g. a #pragma) and therefore
290 * cpp macros like PERL_UNUSED_DECL cannot work for this purpose, even
291 * if it were PERL_UNUSED_DECL(x), which it cannot be (see above).
295 #if defined(__SYMBIAN32__) && defined(__GNUC__)
297 # define PERL_UNUSED_DECL
299 # define PERL_UNUSED_DECL __attribute__((unused))
303 #ifndef PERL_UNUSED_DECL
304 # if defined(HASATTRIBUTE_UNUSED) && !defined(__cplusplus)
305 # define PERL_UNUSED_DECL __attribute__unused__
307 # define PERL_UNUSED_DECL
312 * for silencing unused variables that are actually used most of the time,
313 * but we cannot quite get rid of, such as "ax" in PPCODE+noargs xsubs
315 #ifndef PERL_UNUSED_ARG
316 # if defined(lint) && defined(S_SPLINT_S) /* www.splint.org */
318 # define PERL_UNUSED_ARG(x) NOTE(ARGUNUSED(x))
320 # define PERL_UNUSED_ARG(x) ((void)x)
323 #ifndef PERL_UNUSED_VAR
324 # define PERL_UNUSED_VAR(x) ((void)x)
328 # define PERL_UNUSED_CONTEXT PERL_UNUSED_ARG(my_perl)
330 # define PERL_UNUSED_CONTEXT
333 #define NOOP /*EMPTY*/(void)0
334 /* cea2e8a9dd23747f accidentally lost the comment originally from the first
335 check in of thread.h, explaining why we need dNOOP at all: */
336 /* Rats: if dTHR is just blank then the subsequent ";" throws an error */
337 /* Declaring a *function*, instead of a variable, ensures that we don't rely
338 on being able to suppress "unused" warnings. */
340 #define dNOOP (void)0
342 #define dNOOP extern int Perl___notused(void)
346 /* Don't bother defining tTHX and sTHX; using them outside
347 * code guarded by PERL_IMPLICIT_CONTEXT is an error.
353 # define aTHXa(a) NOOP
354 # define dTHXa(a) dNOOP
371 /* these are only defined for compatibility; should not be used internally */
372 #if !defined(pTHXo) && !defined(PERL_CORE)
374 # define pTHXo_ pTHX_
376 # define aTHXo_ aTHX_
378 # define dTHXoa(x) dTHXa(x)
382 # define pTHXx PerlInterpreter *my_perl
383 # define pTHXx_ pTHXx,
384 # define aTHXx my_perl
385 # define aTHXx_ aTHXx,
389 /* Under PERL_IMPLICIT_SYS (used in Windows for fork emulation)
390 * PerlIO_foo() expands to PL_StdIO->pFOO(PL_StdIO, ...).
391 * dTHXs is therefore needed for all functions using PerlIO_foo(). */
392 #ifdef PERL_IMPLICIT_SYS
393 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
394 # define dTHXs dVAR; dTHX
399 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
406 /* Some platforms require marking function declarations
407 * for them to be exportable. Used in perlio.h, proto.h
408 * is handled either by the makedef.pl or by defining the
409 * PERL_CALLCONV to be something special. See also the
410 * definition of XS() in XSUB.h. */
411 #ifndef PERL_EXPORT_C
413 # define PERL_EXPORT_C extern "C"
415 # define PERL_EXPORT_C extern
418 #ifndef PERL_XS_EXPORT_C
420 # define PERL_XS_EXPORT_C extern "C"
422 # define PERL_XS_EXPORT_C
426 /* gcc (-ansi) -pedantic doesn't allow gcc statement expressions,
427 * g++ allows them but seems to have problems with them
428 * (insane errors ensue).
429 * g++ does not give insane errors now (RMB 2008-01-30, gcc 4.2.2).
431 #if defined(PERL_GCC_PEDANTIC) || \
432 (defined(__GNUC__) && defined(__cplusplus) && \
433 ((__GNUC__ < 4) || ((__GNUC__ == 4) && (__GNUC_MINOR__ < 2))))
434 # ifndef PERL_GCC_BRACE_GROUPS_FORBIDDEN
435 # define PERL_GCC_BRACE_GROUPS_FORBIDDEN
439 #if defined(__GNUC__) && !defined(PERL_GCC_BRACE_GROUPS_FORBIDDEN) && !defined(__cplusplus)
440 # ifndef PERL_USE_GCC_BRACE_GROUPS
441 # define PERL_USE_GCC_BRACE_GROUPS
446 * STMT_START { statements; } STMT_END;
447 * can be used as a single statement, as in
448 * if (x) STMT_START { ... } STMT_END; else ...
450 * Trying to select a version that gives no warnings...
452 #if !(defined(STMT_START) && defined(STMT_END))
453 # ifdef PERL_USE_GCC_BRACE_GROUPS
454 # define STMT_START (void)( /* gcc supports "({ STATEMENTS; })" */
457 # define STMT_START do
458 # define STMT_END while (0)
462 #ifndef BYTEORDER /* Should never happen -- byteorder is in config.h */
463 # define BYTEORDER 0x1234
466 /* Overall memory policy? */
471 #if 'A' == 65 && 'I' == 73 && 'J' == 74 && 'Z' == 90
478 * The following contortions are brought to you on behalf of all the
479 * standards, semi-standards, de facto standards, not-so-de-facto standards
480 * of the world, as well as all the other botches anyone ever thought of.
481 * The basic theory is that if we work hard enough here, the rest of the
482 * code can be a lot prettier. Well, so much for theory. Sorry, Henry...
485 /* define this once if either system, instead of cluttering up the src */
486 #if defined(MSDOS) || defined(WIN32) || defined(NETWARE)
490 #if defined(__STDC__) || defined(_AIX) || defined(__stdc__) || defined(__cplusplus) || defined(NETWARE) || defined(__SYMBIAN32__)
491 # define STANDARD_C 1
494 #if defined(__cplusplus) || defined(WIN32) || defined(__sgi) || defined(__EMX__) || defined(__QNX__) || defined(NETWARE) || defined(PERL_MICRO)
495 # define DONT_DECLARE_STD 1
498 #if defined(HASVOLATILE) || defined(STANDARD_C)
499 # define VOL volatile
504 /* By compiling a perl with -DNO_TAINT_SUPPORT or -DSILENT_NO_TAINT_SUPPORT,
505 * you get a perl without taint support, but doubtlessly with a lesser
506 * degree of support. Do not do so unless you know exactly what it means
507 * technically, have a good reason to do so, and know exactly how the
508 * perl will be used. perls with -DSILENT_NO_TAINT_SUPPORT are considered
509 * a potential security risk due to flat out ignoring the security-relevant
510 * taint flags. This being said, a perl without taint support compiled in
511 * has marginal run-time performance benefits.
512 * SILENT_NO_TAINT_SUPPORT implies NO_TAINT_SUPPORT.
513 * SILENT_NO_TAINT_SUPPORT is the same as NO_TAINT_SUPPORT except it
514 * silently ignores -t/-T instead of throwing an exception.
516 * DANGER! Using NO_TAINT_SUPPORT or SILENT_NO_TAINT_SUPPORT
517 * voids your nonexistent warranty!
519 #if SILENT_NO_TAINT_SUPPORT && !defined(NO_TAINT_SUPPORT)
520 # define NO_TAINT_SUPPORT 1
523 /* NO_TAINT_SUPPORT can be set to transform virtually all taint-related
524 * operations into no-ops for a very modest speed-up. Enable only if you
525 * know what you're doing: tests and CPAN modules' tests are bound to fail.
529 # define TAINT_NOT NOOP
530 # define TAINT_IF(c) NOOP
531 # define TAINT_ENV() NOOP
532 # define TAINT_PROPER(s) NOOP
533 # define TAINT_set(s) NOOP
535 # define TAINTING_get 0
536 # define TAINTING_set(s) NOOP
537 # define TAINT_WARN_get 0
538 # define TAINT_WARN_set(s) NOOP
540 # define TAINT (PL_tainted = TRUE)
541 # define TAINT_NOT (PL_tainted = FALSE)
542 # define TAINT_IF(c) if (UNLIKELY(c)) { PL_tainted = TRUE; }
543 # define TAINT_ENV() if (UNLIKELY(PL_tainting)) { taint_env(); }
544 # define TAINT_PROPER(s) if (UNLIKELY(PL_tainting)) { taint_proper(NULL, s); }
545 # define TAINT_set(s) (PL_tainted = (s))
546 # define TAINT_get (PL_tainted)
547 # define TAINTING_get (PL_tainting)
548 # define TAINTING_set(s) (PL_tainting = (s))
549 # define TAINT_WARN_get (PL_taint_warn)
550 # define TAINT_WARN_set(s) (PL_taint_warn = (s))
553 /* flags used internally only within pp_subst and pp_substcont */
555 # define SUBST_TAINT_STR 1 /* string tainted */
556 # define SUBST_TAINT_PAT 2 /* pattern tainted */
557 # define SUBST_TAINT_REPL 4 /* replacement tainted */
558 # define SUBST_TAINT_RETAINT 8 /* use re'taint' in scope */
559 # define SUBST_TAINT_BOOLRET 16 /* return is boolean (don't taint) */
562 /* XXX All process group stuff is handled in pp_sys.c. Should these
563 defines move there? If so, I could simplify this a lot. --AD 9/96.
565 /* Process group stuff changed from traditional BSD to POSIX.
566 perlfunc.pod documents the traditional BSD-style syntax, so we'll
567 try to preserve that, if possible.
570 # define BSD_SETPGRP(pid, pgrp) setpgid((pid), (pgrp))
572 # if defined(HAS_SETPGRP) && defined(USE_BSD_SETPGRP)
573 # define BSD_SETPGRP(pid, pgrp) setpgrp((pid), (pgrp))
575 # ifdef HAS_SETPGRP2 /* DG/UX */
576 # define BSD_SETPGRP(pid, pgrp) setpgrp2((pid), (pgrp))
580 #if defined(BSD_SETPGRP) && !defined(HAS_SETPGRP)
581 # define HAS_SETPGRP /* Well, effectively it does . . . */
584 /* getpgid isn't POSIX, but at least Solaris and Linux have it, and it makes
585 our life easier :-) so we'll try it.
588 # define BSD_GETPGRP(pid) getpgid((pid))
590 # if defined(HAS_GETPGRP) && defined(USE_BSD_GETPGRP)
591 # define BSD_GETPGRP(pid) getpgrp((pid))
593 # ifdef HAS_GETPGRP2 /* DG/UX */
594 # define BSD_GETPGRP(pid) getpgrp2((pid))
598 #if defined(BSD_GETPGRP) && !defined(HAS_GETPGRP)
599 # define HAS_GETPGRP /* Well, effectively it does . . . */
602 /* These are not exact synonyms, since setpgrp() and getpgrp() may
603 have different behaviors, but perl.h used to define USE_BSDPGRP
604 (prior to 5.003_05) so some extension might depend on it.
606 #if defined(USE_BSD_SETPGRP) || defined(USE_BSD_GETPGRP)
612 /* HP-UX 10.X CMA (Common Multithreaded Architecture) insists that
613 pthread.h must be included before all other header files.
615 #if defined(USE_ITHREADS) && defined(PTHREAD_H_FIRST) && defined(I_PTHREAD)
616 # include <pthread.h>
619 #include <sys/types.h>
631 # include <varargs.h>
635 #ifdef USE_NEXT_CTYPE
637 #if NX_CURRENT_COMPILER_RELEASE >= 500
638 # include <bsd/ctypes.h>
640 # if NX_CURRENT_COMPILER_RELEASE >= 400
641 # include <objc/NXCType.h>
642 # else /* NX_CURRENT_COMPILER_RELEASE < 400 */
643 # include <appkit/NXCType.h>
644 # endif /* NX_CURRENT_COMPILER_RELEASE >= 400 */
645 #endif /* NX_CURRENT_COMPILER_RELEASE >= 500 */
647 #else /* !USE_NEXT_CTYPE */
649 #endif /* USE_NEXT_CTYPE */
651 #ifdef METHOD /* Defined by OSF/1 v3.0 by ctype.h */
663 #if !defined(NO_LOCALE) && defined(HAS_SETLOCALE)
665 # define HAS_SKIP_LOCALE_INIT /* Solely for XS code to test for this
667 # if !defined(NO_LOCALE_COLLATE) && defined(LC_COLLATE) \
668 && defined(HAS_STRXFRM)
669 # define USE_LOCALE_COLLATE
671 # if !defined(NO_LOCALE_CTYPE) && defined(LC_CTYPE)
672 # define USE_LOCALE_CTYPE
674 # if !defined(NO_LOCALE_NUMERIC) && defined(LC_NUMERIC)
675 # define USE_LOCALE_NUMERIC
677 # if !defined(NO_LOCALE_MESSAGES) && defined(LC_MESSAGES)
678 # define USE_LOCALE_MESSAGES
680 # if !defined(NO_LOCALE_MONETARY) && defined(LC_MONETARY)
681 # define USE_LOCALE_MONETARY
683 #endif /* !NO_LOCALE && HAS_SETLOCALE */
688 # ifdef PARAM_NEEDS_TYPES
689 # include <sys/types.h>
691 # include <sys/param.h>
694 /* On BSD-derived systems, <sys/param.h> defines BSD to a year-month
695 value something like 199306. This may be useful if no more-specific
696 feature test is available.
704 /* Use all the "standard" definitions? */
705 #if defined(STANDARD_C) && defined(I_STDLIB)
709 /* If this causes problems, set i_unistd=undef in the hint file. */
716 # include <sys/wait.h>
720 # undef _SC_ARG_MAX /* Symbian has _SC_ARG_MAX but no sysconf() */
723 #if defined(HAS_SYSCALL) && !defined(HAS_SYSCALL_PROTO)
724 EXTERN_C int syscall(int, ...);
727 #if defined(HAS_USLEEP) && !defined(HAS_USLEEP_PROTO)
728 EXTERN_C int usleep(unsigned int);
733 /* macros for correct constant construction */
735 # define U16_CONST(x) ((U16)x##U)
737 # define U16_CONST(x) ((U16)x##UL)
741 # define U32_CONST(x) ((U32)x##U)
743 # define U32_CONST(x) ((U32)x##UL)
748 # define U64_CONST(x) ((U64)x##U)
750 # define U64_CONST(x) ((U64)x##UL)
751 # elif QUADKIND == QUAD_IS_LONG_LONG
752 # define U64_CONST(x) ((U64)x##ULL)
753 # elif QUADKIND == QUAD_IS___INT64
754 # define U64_CONST(x) ((U64)x##UI64)
755 # else /* best guess we can make */
756 # define U64_CONST(x) ((U64)x##UL)
760 /* byte-swapping functions for big-/little-endian conversion */
761 # define _swab_16_(x) ((U16)( \
762 (((U16)(x) & U16_CONST(0x00ff)) << 8) | \
763 (((U16)(x) & U16_CONST(0xff00)) >> 8) ))
765 # define _swab_32_(x) ((U32)( \
766 (((U32)(x) & U32_CONST(0x000000ff)) << 24) | \
767 (((U32)(x) & U32_CONST(0x0000ff00)) << 8) | \
768 (((U32)(x) & U32_CONST(0x00ff0000)) >> 8) | \
769 (((U32)(x) & U32_CONST(0xff000000)) >> 24) ))
772 # define _swab_64_(x) ((U64)( \
773 (((U64)(x) & U64_CONST(0x00000000000000ff)) << 56) | \
774 (((U64)(x) & U64_CONST(0x000000000000ff00)) << 40) | \
775 (((U64)(x) & U64_CONST(0x0000000000ff0000)) << 24) | \
776 (((U64)(x) & U64_CONST(0x00000000ff000000)) << 8) | \
777 (((U64)(x) & U64_CONST(0x000000ff00000000)) >> 8) | \
778 (((U64)(x) & U64_CONST(0x0000ff0000000000)) >> 24) | \
779 (((U64)(x) & U64_CONST(0x00ff000000000000)) >> 40) | \
780 (((U64)(x) & U64_CONST(0xff00000000000000)) >> 56) ))
783 /* The old value was hard coded at 1008. (4096-16) seems to be a bit faster,
784 at least on FreeBSD. YMMV, so experiment. */
785 #ifndef PERL_ARENA_SIZE
786 #define PERL_ARENA_SIZE 4080
789 /* Maximum level of recursion */
790 #ifndef PERL_SUB_DEPTH_WARN
791 #define PERL_SUB_DEPTH_WARN 100
794 #endif /* PERL_CORE */
796 /* We no longer default to creating a new SV for GvSV.
797 Do this before embed. */
798 #ifndef PERL_CREATE_GVSV
799 # ifndef PERL_DONT_CREATE_GVSV
800 # define PERL_DONT_CREATE_GVSV
804 #if !defined(HAS_WAITPID) && !defined(HAS_WAIT4) || defined(HAS_WAITPID_RUNTIME)
805 #define PERL_USES_PL_PIDSTATUS
808 #if !defined(OS2) && !defined(WIN32) && !defined(DJGPP) && !defined(__SYMBIAN32__)
809 #define PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
812 #define MEM_SIZE Size_t
814 /* Round all values passed to malloc up, by default to a multiple of
817 #ifndef PERL_STRLEN_ROUNDUP_QUANTUM
818 #define PERL_STRLEN_ROUNDUP_QUANTUM Size_t_size
821 /* sv_grow() will expand strings by at least a certain percentage of
822 the previously *used* length to avoid excessive calls to realloc().
823 The default is 25% of the current length.
825 #ifndef PERL_STRLEN_EXPAND_SHIFT
826 # define PERL_STRLEN_EXPAND_SHIFT 2
829 #if defined(STANDARD_C) && defined(I_STDDEF)
831 # define STRUCT_OFFSET(s,m) offsetof(s,m)
833 # define STRUCT_OFFSET(s,m) (Size_t)(&(((s *)0)->m))
836 #ifndef __SYMBIAN32__
837 # if defined(I_STRING) || defined(__cplusplus)
840 # include <strings.h>
844 /* This comes after <stdlib.h> so we don't try to change the standard
845 * library prototypes; we'll use our own in proto.h instead. */
848 # ifdef PERL_POLLUTE_MALLOC
849 # ifndef PERL_EXTMALLOC_DEF
850 # define Perl_malloc malloc
851 # define Perl_calloc calloc
852 # define Perl_realloc realloc
853 # define Perl_mfree free
856 # define EMBEDMYMALLOC /* for compatibility */
859 # define safemalloc Perl_malloc
860 # define safecalloc Perl_calloc
861 # define saferealloc Perl_realloc
862 # define safefree Perl_mfree
863 # define CHECK_MALLOC_TOO_LATE_FOR_(code) STMT_START { \
864 if (!PL_tainting && MallocCfg_ptr[MallocCfg_cfg_env_read]) \
867 # define CHECK_MALLOC_TOO_LATE_FOR(ch) \
868 CHECK_MALLOC_TOO_LATE_FOR_(MALLOC_TOO_LATE_FOR(ch))
869 # define panic_write2(s) write(2, s, strlen(s))
870 # define CHECK_MALLOC_TAINT(newval) \
871 CHECK_MALLOC_TOO_LATE_FOR_( \
873 panic_write2("panic: tainting with $ENV{PERL_MALLOC_OPT}\n");\
875 # define MALLOC_CHECK_TAINT(argc,argv,env) STMT_START { \
876 if (doing_taint(argc,argv,env)) { \
877 MallocCfg_ptr[MallocCfg_skip_cfg_env] = 1; \
880 # define safemalloc safesysmalloc
881 # define safecalloc safesyscalloc
882 # define saferealloc safesysrealloc
883 # define safefree safesysfree
884 # define CHECK_MALLOC_TOO_LATE_FOR(ch) ((void)0)
885 # define CHECK_MALLOC_TAINT(newval) ((void)0)
886 # define MALLOC_CHECK_TAINT(argc,argv,env)
887 #endif /* MYMALLOC */
889 /* diag_listed_as: "-T" is on the #! line, it must also be used on the command line */
890 #define TOO_LATE_FOR_(ch,what) Perl_croak(aTHX_ "\"-%c\" is on the #! line, it must also be used on the command line%s", (char)(ch), what)
891 #define TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, "")
892 #define MALLOC_TOO_LATE_FOR(ch) TOO_LATE_FOR_(ch, " with $ENV{PERL_MALLOC_OPT}")
893 #define MALLOC_CHECK_TAINT2(argc,argv) MALLOC_CHECK_TAINT(argc,argv,NULL)
895 #if !defined(HAS_STRCHR) && defined(HAS_INDEX) && !defined(strchr)
897 #define strrchr rindex
905 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
907 extern char * memcpy (char*, char*, int);
913 # define memcpy(d,s,l) bcopy(s,d,l)
915 # define memcpy(d,s,l) my_bcopy(s,d,l)
918 #endif /* HAS_MEMCPY */
921 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
923 extern char *memset (char*, int, int);
928 # define memset(d,c,l) my_memset(d,c,l)
929 #endif /* HAS_MEMSET */
931 #if !defined(HAS_MEMMOVE) && !defined(memmove)
932 # if defined(HAS_BCOPY) && defined(HAS_SAFE_BCOPY)
933 # define memmove(d,s,l) bcopy(s,d,l)
935 # if defined(HAS_MEMCPY) && defined(HAS_SAFE_MEMCPY)
936 # define memmove(d,s,l) memcpy(d,s,l)
938 # define memmove(d,s,l) my_bcopy(s,d,l)
943 #if defined(mips) && defined(ultrix) && !defined(__STDC__)
947 #if defined(HAS_MEMCMP) && defined(HAS_SANE_MEMCMP)
948 # if !defined(STANDARD_C) && !defined(I_STRING) && !defined(I_MEMORY)
950 extern int memcmp (char*, char*, int);
955 # define memcmp my_memcmp
957 #endif /* HAS_MEMCMP && HAS_SANE_MEMCMP */
961 # define memzero(d,l) memset(d,0,l)
964 # define memzero(d,l) bzero(d,l)
966 # define memzero(d,l) my_bzero(d,l)
974 # define memchr(s,c,n) ninstr((char*)(s), ((char*)(s)) + n, &(c), &(c) + 1)
981 # define bcmp(s1,s2,l) memcmp(s1,s2,l)
983 #endif /* !HAS_BCMP */
986 # include <netinet/in.h>
990 # include <arpa/inet.h>
993 #if defined(SF_APPEND) && defined(USE_SFIO) && defined(I_SFIO)
994 /* <sfio.h> defines SF_APPEND and <sys/stat.h> might define SF_APPEND
995 * (the neo-BSD seem to do this). */
1000 # include <sys/stat.h>
1003 /* Microsoft VC's sys/stat.h defines all S_Ixxx macros except S_IFIFO.
1004 This definition should ideally go into win32/win32.h, but S_IFIFO is
1005 used later here in perl.h before win32/win32.h is being included. */
1006 #if !defined(S_IFIFO) && defined(_S_IFIFO)
1007 # define S_IFIFO _S_IFIFO
1010 /* The stat macros for Unisoft System V/88 (and derivatives
1011 like UTekV) are broken, sometimes giving false positives. Undefine
1012 them here and let the code below set them to proper values.
1014 The ghs macro stands for GreenHills Software C-1.8.5 which
1015 is the C compiler for sysV88 and the various derivatives.
1016 This header file bug is corrected in gcc-2.5.8 and later versions.
1017 --Kaveh Ghazi (ghazi@noc.rutgers.edu) 10/3/94. */
1019 #if defined(m88k) && defined(ghs)
1033 # ifdef I_SYS_TIME_KERNEL
1036 # include <sys/time.h>
1037 # ifdef I_SYS_TIME_KERNEL
1042 #if defined(HAS_TIMES) && defined(I_SYS_TIMES)
1043 # include <sys/times.h>
1046 #if defined(HAS_STRERROR) && (!defined(HAS_MKDIR) || !defined(HAS_RMDIR))
1047 # undef HAS_STRERROR
1052 #if defined(WIN32) && defined(PERL_IMPLICIT_SYS)
1053 # define WIN32SCK_IS_STDSCK /* don't pull in custom wsock layer */
1056 /* In Tru64 use the 4.4BSD struct msghdr, not the 4.3 one.
1057 * This is important for using IPv6.
1058 * For OSF/1 3.2, however, defining _SOCKADDR_LEN would be
1059 * a bad idea since it breaks send() and recv(). */
1060 #if defined(__osf__) && defined(__alpha) && !defined(_SOCKADDR_LEN) && !defined(DEC_OSF1_3_X)
1061 # define _SOCKADDR_LEN
1064 #if defined(HAS_SOCKET) && !defined(WIN32) /* WIN32 handles sockets via win32.h */
1065 # include <sys/socket.h>
1066 # if defined(USE_SOCKS) && defined(I_SOCKS)
1067 # if !defined(INCLUDE_PROTOTYPES)
1068 # define INCLUDE_PROTOTYPES /* for <socks.h> */
1069 # define PERL_SOCKS_NEED_PROTOTYPES
1072 # ifdef PERL_SOCKS_NEED_PROTOTYPES /* keep cpp space clean */
1073 # undef INCLUDE_PROTOTYPES
1074 # undef PERL_SOCKS_NEED_PROTOTYPES
1085 # include <net/errno.h>
1090 /* sockatmark() is so new (2001) that many places might have it hidden
1091 * behind some -D_BLAH_BLAH_SOURCE guard. The __THROW magic is required
1092 * e.g. in Gentoo, see http://bugs.gentoo.org/show_bug.cgi?id=12605 */
1093 #if defined(HAS_SOCKATMARK) && !defined(HAS_SOCKATMARK_PROTO)
1094 # if defined(__THROW) && defined(__GLIBC__)
1095 int sockatmark(int) __THROW;
1097 int sockatmark(int);
1101 #if defined(__osf__) && defined(__cplusplus) && !defined(_XOPEN_SOURCE_EXTENDED) /* Tru64 "cxx" (C++), see hints/dec_osf.sh for why the _XOPEN_SOURCE_EXTENDED cannot be defined. */
1102 EXTERN_C int fchdir(int);
1103 EXTERN_C int flock(int, int);
1104 EXTERN_C int fseeko(FILE *, off_t, int);
1105 EXTERN_C off_t ftello(FILE *);
1108 #if defined(__SUNPRO_CC) /* SUNWspro CC (C++) */
1109 EXTERN_C char *crypt(const char *, const char *);
1110 EXTERN_C char **environ;
1113 #if defined(__cplusplus)
1114 # if defined(BSDish)
1115 EXTERN_C char **environ;
1116 # elif defined(__CYGWIN__)
1117 EXTERN_C char *crypt(const char *, const char *);
1122 # undef SETERRNO /* SOCKS might have defined this */
1126 # define SETERRNO(errcode,vmserrcode) \
1128 set_errno(errcode); \
1129 set_vaxc_errno(vmserrcode); \
1131 # define dSAVEDERRNO int saved_errno; unsigned saved_vms_errno
1132 # define dSAVE_ERRNO int saved_errno = errno; unsigned saved_vms_errno = vaxc$errno
1133 # define SAVE_ERRNO ( saved_errno = errno, saved_vms_errno = vaxc$errno )
1134 # define RESTORE_ERRNO SETERRNO(saved_errno, saved_vms_errno)
1136 # define LIB_INVARG LIB$_INVARG
1137 # define RMS_DIR RMS$_DIR
1138 # define RMS_FAC RMS$_FAC
1139 # define RMS_FEX RMS$_FEX
1140 # define RMS_FNF RMS$_FNF
1141 # define RMS_IFI RMS$_IFI
1142 # define RMS_ISI RMS$_ISI
1143 # define RMS_PRV RMS$_PRV
1144 # define SS_ACCVIO SS$_ACCVIO
1145 # define SS_DEVOFFLINE SS$_DEVOFFLINE
1146 # define SS_IVCHAN SS$_IVCHAN
1147 # define SS_NORMAL SS$_NORMAL
1149 # define LIB_INVARG 0
1157 # define SS_ACCVIO 0
1158 # define SS_DEVOFFLINE 0
1159 # define SS_IVCHAN 0
1160 # define SS_NORMAL 0
1164 # define dSAVEDERRNO int saved_errno; DWORD saved_win32_errno
1165 # define dSAVE_ERRNO int saved_errno = errno; DWORD saved_win32_errno = GetLastError()
1166 # define SAVE_ERRNO ( saved_errno = errno, saved_win32_errno = GetLastError() )
1167 # define RESTORE_ERRNO ( errno = saved_errno, SetLastError(saved_win32_errno) )
1171 # define dSAVEDERRNO int saved_errno; unsigned long saved_os2_errno
1172 # define dSAVE_ERRNO int saved_errno = errno; unsigned long saved_os2_errno = Perl_rc
1173 # define SAVE_ERRNO ( saved_errno = errno, saved_os2_errno = Perl_rc )
1174 # define RESTORE_ERRNO ( errno = saved_errno, Perl_rc = saved_os2_errno )
1178 # define SETERRNO(errcode,vmserrcode) (errno = (errcode))
1182 # define dSAVEDERRNO int saved_errno
1183 # define dSAVE_ERRNO int saved_errno = errno
1184 # define SAVE_ERRNO (saved_errno = errno)
1185 # define RESTORE_ERRNO (errno = saved_errno)
1188 #define ERRSV GvSVn(PL_errgv)
1190 #define CLEAR_ERRSV() STMT_START { \
1191 if (!GvSV(PL_errgv)) { \
1192 sv_setpvs(GvSV(gv_add_by_type(PL_errgv, SVt_PV)), ""); \
1193 } else if (SvREADONLY(GvSV(PL_errgv))) { \
1194 SvREFCNT_dec(GvSV(PL_errgv)); \
1195 GvSV(PL_errgv) = newSVpvs(""); \
1197 SV *const errsv = GvSV(PL_errgv); \
1198 sv_setpvs(errsv, ""); \
1199 if (SvMAGICAL(errsv)) { \
1202 SvPOK_only(errsv); \
1208 # define DEFSV (0 + GvSVn(PL_defgv))
1209 # define DEFSV_set(sv) \
1210 (SvREFCNT_dec(GvSV(PL_defgv)), GvSV(PL_defgv) = SvREFCNT_inc(sv))
1211 # define SAVE_DEFSV \
1213 save_gp(PL_defgv, 0), \
1214 GvINTRO_off(PL_defgv), \
1215 SAVEGENERICSV(GvSV(PL_defgv)), \
1216 GvSV(PL_defgv) = NULL \
1219 # define DEFSV GvSVn(PL_defgv)
1220 # define DEFSV_set(sv) (GvSV(PL_defgv) = (sv))
1221 # define SAVE_DEFSV SAVESPTR(GvSV(PL_defgv))
1225 extern int errno; /* ANSI allows errno to be an lvalue expr.
1226 * For example in multithreaded environments
1227 * something like this might happen:
1228 * extern int *_errno(void);
1229 * #define errno (*_errno()) */
1233 # ifndef DONT_DECLARE_STD
1235 char *strerror (int,...);
1237 char *strerror (int);
1241 # define Strerror strerror
1244 # ifdef HAS_SYS_ERRLIST
1245 extern int sys_nerr;
1246 extern char *sys_errlist[];
1248 # define Strerror(e) \
1249 ((e) < 0 || (e) >= sys_nerr ? "(unknown)" : sys_errlist[e])
1256 # include <sys/ioctl.h>
1260 #if defined(mc300) || defined(mc500) || defined(mc700) || defined(mc6000)
1261 # ifdef HAS_SOCKETPAIR
1262 # undef HAS_SOCKETPAIR
1269 #ifndef HAS_SOCKETPAIR
1271 # define socketpair Perl_my_socketpair
1276 # define htoni htons
1277 # define ntohi ntohs
1279 # define htoni htonl
1280 # define ntohi ntohl
1283 /* Configure already sets Direntry_t */
1284 #if defined(I_DIRENT)
1285 # include <dirent.h>
1286 /* NeXT needs dirent + sys/dir.h */
1287 # if defined(I_SYS_DIR) && (defined(NeXT) || defined(__NeXT__))
1288 # include <sys/dir.h>
1292 # include <sys/ndir.h>
1296 # include <ndir.h> /* may be wrong in the future */
1298 # include <sys/dir.h>
1305 * The following gobbledygook brought to you on behalf of __STDC__.
1306 * (I could just use #ifndef __STDC__, but this is more bulletproof
1307 * in the face of half-implementations.)
1310 #if defined(I_SYSMODE)
1311 #include <sys/mode.h>
1316 # define S_IFMT _S_IFMT
1318 # define S_IFMT 0170000
1323 # define S_ISDIR(m) ((m & S_IFMT) == S_IFDIR)
1327 # define S_ISCHR(m) ((m & S_IFMT) == S_IFCHR)
1332 # define S_ISBLK(m) ((m & S_IFMT) == S_IFBLK)
1334 # define S_ISBLK(m) (0)
1339 # define S_ISREG(m) ((m & S_IFMT) == S_IFREG)
1344 # define S_ISFIFO(m) ((m & S_IFMT) == S_IFIFO)
1346 # define S_ISFIFO(m) (0)
1352 # define S_ISLNK(m) _S_ISLNK(m)
1355 # define S_ISLNK(m) ((m & S_IFMT) == _S_IFLNK)
1358 # define S_ISLNK(m) ((m & S_IFMT) == S_IFLNK)
1360 # define S_ISLNK(m) (0)
1368 # define S_ISSOCK(m) _S_ISSOCK(m)
1371 # define S_ISSOCK(m) ((m & S_IFMT) == _S_IFSOCK)
1374 # define S_ISSOCK(m) ((m & S_IFMT) == S_IFSOCK)
1376 # define S_ISSOCK(m) (0)
1384 # define S_IRUSR S_IREAD
1385 # define S_IWUSR S_IWRITE
1386 # define S_IXUSR S_IEXEC
1388 # define S_IRUSR 0400
1389 # define S_IWUSR 0200
1390 # define S_IXUSR 0100
1396 # define S_IRGRP (S_IRUSR>>3)
1397 # define S_IWGRP (S_IWUSR>>3)
1398 # define S_IXGRP (S_IXUSR>>3)
1400 # define S_IRGRP 0040
1401 # define S_IWGRP 0020
1402 # define S_IXGRP 0010
1408 # define S_IROTH (S_IRUSR>>6)
1409 # define S_IWOTH (S_IWUSR>>6)
1410 # define S_IXOTH (S_IXUSR>>6)
1412 # define S_IROTH 0040
1413 # define S_IWOTH 0020
1414 # define S_IXOTH 0010
1419 # define S_ISUID 04000
1423 # define S_ISGID 02000
1427 # define S_IRWXU (S_IRUSR|S_IWUSR|S_IXUSR)
1431 # define S_IRWXG (S_IRGRP|S_IWGRP|S_IXGRP)
1435 # define S_IRWXO (S_IROTH|S_IWOTH|S_IXOTH)
1438 /* Haiku R1 seems to define S_IREAD and S_IWRITE in <posix/fcntl.h>
1439 * which would get included through <sys/file.h >, but that is 3000
1440 * lines in the future. --jhi */
1442 #if !defined(S_IREAD) && !defined(__HAIKU__)
1443 # define S_IREAD S_IRUSR
1446 #if !defined(S_IWRITE) && !defined(__HAIKU__)
1447 # define S_IWRITE S_IWUSR
1451 # define S_IEXEC S_IXUSR
1454 #if defined(cray) || defined(gould) || defined(i860) || defined(pyr)
1455 # define SLOPPYDIVIDE
1462 /* For the times when you want the return value of sprintf, and you want it
1463 to be the length. Can't have a thread variable passed in, because C89 has
1466 #ifdef SPRINTF_RETURNS_STRLEN
1467 # define my_sprintf sprintf
1469 # define my_sprintf Perl_my_sprintf
1473 * If we have v?snprintf() and the C99 variadic macros, we can just
1474 * use just the v?snprintf(). It is nice to try to trap the buffer
1475 * overflow, however, so if we are DEBUGGING, and we cannot use the
1476 * gcc statement expressions, then use the function wrappers which try
1477 * to trap the overflow. If we can use the gcc statement expressions,
1478 * we can try that even with the version that uses the C99 variadic
1482 /* Note that we do not check against snprintf()/vsnprintf() returning
1483 * negative values because that is non-standard behaviour and we use
1484 * snprintf/vsnprintf only iff HAS_VSNPRINTF has been defined, and
1485 * that should be true only if the snprintf()/vsnprintf() are true
1486 * to the standard. */
1488 #if defined(HAS_SNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1489 # ifdef PERL_USE_GCC_BRACE_GROUPS
1490 # define my_snprintf(buffer, len, ...) ({ int __len__ = snprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (len)) Perl_croak_nocontext("panic: snprintf buffer overflow"); __len__; })
1491 # define PERL_MY_SNPRINTF_GUARDED
1493 # define my_snprintf(buffer, len, ...) snprintf(buffer, len, __VA_ARGS__)
1496 # define my_snprintf Perl_my_snprintf
1497 # define PERL_MY_SNPRINTF_GUARDED
1500 #if defined(HAS_VSNPRINTF) && defined(HAS_C99_VARIADIC_MACROS) && !(defined(DEBUGGING) && !defined(PERL_USE_GCC_BRACE_GROUPS)) && !defined(PERL_GCC_PEDANTIC)
1501 # ifdef PERL_USE_GCC_BRACE_GROUPS
1502 # define my_vsnprintf(buffer, len, ...) ({ int __len__ = vsnprintf(buffer, len, __VA_ARGS__); if ((len) > 0 && (Size_t)__len__ >= (Size_t)(len)) Perl_croak_nocontext("panic: vsnprintf buffer overflow"); __len__; })
1503 # define PERL_MY_VSNPRINTF_GUARDED
1505 # define my_vsnprintf(buffer, len, ...) vsnprintf(buffer, len, __VA_ARGS__)
1508 # define my_vsnprintf Perl_my_vsnprintf
1509 # define PERL_MY_VSNPRINTF_GUARDED
1513 # define my_strlcat strlcat
1515 # define my_strlcat Perl_my_strlcat
1519 # define my_strlcpy strlcpy
1521 # define my_strlcpy Perl_my_strlcpy
1525 The IV type is supposed to be long enough to hold any integral
1527 --Andy Dougherty August 1996
1533 #if defined(USE_64_BIT_INT) && defined(HAS_QUAD)
1534 # if QUADKIND == QUAD_IS_INT64_T && defined(INT64_MAX)
1535 # define IV_MAX INT64_MAX
1536 # define IV_MIN INT64_MIN
1537 # define UV_MAX UINT64_MAX
1539 # define UINT64_MIN 0
1541 # define UV_MIN UINT64_MIN
1543 # define IV_MAX PERL_QUAD_MAX
1544 # define IV_MIN PERL_QUAD_MIN
1545 # define UV_MAX PERL_UQUAD_MAX
1546 # define UV_MIN PERL_UQUAD_MIN
1551 # if defined(INT32_MAX) && IVSIZE == 4
1552 # define IV_MAX INT32_MAX
1553 # define IV_MIN INT32_MIN
1554 # ifndef UINT32_MAX_BROKEN /* e.g. HP-UX with gcc messes this up */
1555 # define UV_MAX UINT32_MAX
1557 # define UV_MAX 4294967295U
1560 # define UINT32_MIN 0
1562 # define UV_MIN UINT32_MIN
1564 # define IV_MAX PERL_LONG_MAX
1565 # define IV_MIN PERL_LONG_MIN
1566 # define UV_MAX PERL_ULONG_MAX
1567 # define UV_MIN PERL_ULONG_MIN
1578 #if !defined(PERL_CORE) || defined(USING_MSVC6)
1579 /* We think that removing this decade-old undef this will cause too much
1580 breakage on CPAN for too little gain. (See RT #119753)
1581 However, we do need HAS_QUAD in the core for use by the drand48 code,
1582 but not for Win32 VC6 because it has poor __int64 support. */
1588 #define SSize_t_MAX (SSize_t)(~(size_t)0 >> 1)
1590 #define IV_DIG (BIT_DIGITS(IVSIZE * 8))
1591 #define UV_DIG (BIT_DIGITS(UVSIZE * 8))
1593 #ifndef NO_PERL_PRESERVE_IVUV
1594 #define PERL_PRESERVE_IVUV /* We like our integers to stay integers. */
1598 * The macros INT2PTR and NUM2PTR are (despite their names)
1599 * bi-directional: they will convert int/float to or from pointers.
1600 * However the conversion to int/float are named explicitly:
1601 * PTR2IV, PTR2UV, PTR2NV.
1603 * For int conversions we do not need two casts if pointers are
1604 * the same size as IV and UV. Otherwise we need an explicit
1605 * cast (PTRV) to avoid compiler warnings.
1607 #if (IVSIZE == PTRSIZE) && (UVSIZE == PTRSIZE)
1609 # define INT2PTR(any,d) (any)(d)
1611 # if PTRSIZE == LONGSIZE
1612 # define PTRV unsigned long
1613 # define PTR2ul(p) (unsigned long)(p)
1615 # define PTRV unsigned
1620 # define INT2PTR(any,d) (any)(PTRV)(d)
1624 # define PTR2ul(p) INT2PTR(unsigned long,p)
1627 #define NUM2PTR(any,d) (any)(PTRV)(d)
1628 #define PTR2IV(p) INT2PTR(IV,p)
1629 #define PTR2UV(p) INT2PTR(UV,p)
1630 #define PTR2NV(p) NUM2PTR(NV,p)
1631 #define PTR2nat(p) (PTRV)(p) /* pointer to integer of PTRSIZE */
1633 /* According to strict ANSI C89 one cannot freely cast between
1634 * data pointers and function (code) pointers. There are at least
1635 * two ways around this. One (used below) is to do two casts,
1636 * first the other pointer to an (unsigned) integer, and then
1637 * the integer to the other pointer. The other way would be
1638 * to use unions to "overlay" the pointers. For an example of
1639 * the latter technique, see union dirpu in struct xpvio in sv.h.
1640 * The only feasible use is probably temporarily storing
1641 * function pointers in a data pointer (such as a void pointer). */
1643 #define DPTR2FPTR(t,p) ((t)PTR2nat(p)) /* data pointer to function pointer */
1644 #define FPTR2DPTR(t,p) ((t)PTR2nat(p)) /* function pointer to data pointer */
1646 #ifdef USE_LONG_DOUBLE
1647 # if defined(HAS_LONG_DOUBLE) && LONG_DOUBLESIZE == DOUBLESIZE
1648 # define LONG_DOUBLE_EQUALS_DOUBLE
1650 # if !(defined(HAS_LONG_DOUBLE) && (LONG_DOUBLESIZE > DOUBLESIZE))
1651 # undef USE_LONG_DOUBLE /* Ouch! */
1656 /* Use an overridden DBL_DIG */
1660 # define DBL_DIG OVR_DBL_DIG
1662 /* The following is all to get DBL_DIG, in order to pick a nice
1663 default value for printing floating point numbers in Gconvert
1664 (see config.h). (It also has other uses, such as figuring out if
1665 a given precision of printing can be done with a double instead of
1666 a long double - Allen).
1675 #define DBL_DIG 15 /* A guess that works lots of places */
1680 /* Use an overridden LDBL_DIG */
1684 # define LDBL_DIG OVR_LDBL_DIG
1686 /* The following is all to get LDBL_DIG, in order to pick a nice
1687 default value for printing floating point numbers in Gconvert.
1691 # include <limits.h>
1696 # ifndef HAS_LDBL_DIG
1697 # if LONG_DOUBLESIZE == 10
1698 # define LDBL_DIG 18 /* assume IEEE */
1700 # if LONG_DOUBLESIZE == 12
1701 # define LDBL_DIG 18 /* gcc? */
1703 # if LONG_DOUBLESIZE == 16
1704 # define LDBL_DIG 33 /* assume IEEE */
1706 # if LONG_DOUBLESIZE == DOUBLESIZE
1707 # define LDBL_DIG DBL_DIG /* bummer */
1716 * This is for making sure we have a good DBL_MAX value, if possible,
1717 * either for usage as NV_MAX or for usage in figuring out if we can
1718 * fit a given long double into a double, if bug-fixing makes it
1719 * necessary to do so. - Allen <allens@cpan.org>
1723 # include <limits.h>
1727 # if !(defined(DBL_MIN) && defined(DBL_MAX) && defined(I_LIMITS))
1728 # include <values.h>
1729 # if defined(MAXDOUBLE) && !defined(DBL_MAX)
1730 # define DBL_MAX MAXDOUBLE
1732 # if defined(MINDOUBLE) && !defined(DBL_MIN)
1733 # define DBL_MIN MINDOUBLE
1736 #endif /* defined(I_VALUES) */
1741 # include <ieeefp.h>
1744 #ifdef USE_LONG_DOUBLE
1746 # include <sunmath.h>
1748 # define NV_DIG LDBL_DIG
1749 # ifdef LDBL_MANT_DIG
1750 # define NV_MANT_DIG LDBL_MANT_DIG
1753 # define NV_MIN LDBL_MIN
1756 # define NV_MAX LDBL_MAX
1758 # ifdef LDBL_MIN_10_EXP
1759 # define NV_MIN_10_EXP LDBL_MIN_10_EXP
1761 # ifdef LDBL_MAX_10_EXP
1762 # define NV_MAX_10_EXP LDBL_MAX_10_EXP
1764 # ifdef LDBL_EPSILON
1765 # define NV_EPSILON LDBL_EPSILON
1768 # define NV_MAX LDBL_MAX
1769 /* Having LDBL_MAX doesn't necessarily mean that we have LDBL_MIN... -Allen */
1772 # define NV_MAX HUGE_VALL
1775 # define NV_MAX ((NV)HUGE_VAL)
1780 # define Perl_cos cosl
1781 # define Perl_sin sinl
1782 # define Perl_sqrt sqrtl
1783 # define Perl_exp expl
1784 # define Perl_log logl
1785 # define Perl_atan2 atan2l
1786 # define Perl_pow powl
1787 # define Perl_floor floorl
1788 # define Perl_ceil ceill
1789 # define Perl_fmod fmodl
1791 /* e.g. libsunmath doesn't have modfl and frexpl as of mid-March 2000 */
1793 # define Perl_modf(x,y) modfl(x,y)
1794 /* eg glibc 2.2 series seems to provide modfl on ppc and arm, but has no
1795 prototype in <math.h> */
1796 # ifndef HAS_MODFL_PROTO
1797 EXTERN_C long double modfl(long double, long double *);
1800 # if defined(HAS_AINTL) && defined(HAS_COPYSIGNL)
1801 extern long double Perl_my_modfl(long double x, long double *ip);
1802 # define Perl_modf(x,y) Perl_my_modfl(x,y)
1806 # define Perl_frexp(x,y) frexpl(x,y)
1808 # if defined(HAS_ILOGBL) && defined(HAS_SCALBNL)
1809 extern long double Perl_my_frexpl(long double x, int *e);
1810 # define Perl_frexp(x,y) Perl_my_frexpl(x,y)
1815 # define Perl_isnan(x) isnanl(x)
1820 # define Perl_isinf(x) !(finitel(x)||Perl_isnan(x))
1824 # define NV_DIG DBL_DIG
1825 # ifdef DBL_MANT_DIG
1826 # define NV_MANT_DIG DBL_MANT_DIG
1829 # define NV_MIN DBL_MIN
1832 # define NV_MAX DBL_MAX
1834 # ifdef DBL_MIN_10_EXP
1835 # define NV_MIN_10_EXP DBL_MIN_10_EXP
1837 # ifdef DBL_MAX_10_EXP
1838 # define NV_MAX_10_EXP DBL_MAX_10_EXP
1841 # define NV_EPSILON DBL_EPSILON
1843 # ifdef DBL_MAX /* XXX Does DBL_MAX imply having DBL_MIN? */
1844 # define NV_MAX DBL_MAX
1845 # define NV_MIN DBL_MIN
1848 # define NV_MAX HUGE_VAL
1851 # define Perl_cos cos
1852 # define Perl_sin sin
1853 # define Perl_sqrt sqrt
1854 # define Perl_exp exp
1855 # define Perl_log log
1856 # define Perl_atan2 atan2
1857 # define Perl_pow pow
1858 # define Perl_floor floor
1859 # define Perl_ceil ceil
1860 # define Perl_fmod fmod
1861 # define Perl_modf(x,y) modf(x,y)
1862 # define Perl_frexp(x,y) frexp(x,y)
1865 /* rumor has it that Win32 has _fpclass() */
1867 /* SGI has fpclassl... but not with the same result values,
1868 * and it's via a typedef (not via #define), so will need to redo Configure
1869 * to use. Not worth the trouble, IMO, at least until the below is used
1870 * more places. Also has fp_class_l, BTW, via fp_class.h. Feel free to check
1871 * with me for the SGI manpages, SGI testing, etcetera, if you want to
1872 * try getting this to work with IRIX. - Allen <allens@cpan.org> */
1874 #if !defined(Perl_fp_class) && (defined(HAS_FPCLASS)||defined(HAS_FPCLASSL))
1876 # include <ieeefp.h>
1881 # if defined(USE_LONG_DOUBLE) && defined(HAS_FPCLASSL)
1882 # define Perl_fp_class() fpclassl(x)
1884 # define Perl_fp_class() fpclass(x)
1886 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_CLASS_SNAN)
1887 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_CLASS_QNAN)
1888 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_CLASS_SNAN||Perl_fp_class(x)==FP_CLASS_QNAN)
1889 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_CLASS_NINF)
1890 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_CLASS_PINF)
1891 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_CLASS_NINF||Perl_fp_class(x)==FP_CLASS_PINF)
1892 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_CLASS_NNORM)
1893 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_CLASS_PNORM)
1894 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_CLASS_NNORM||Perl_fp_class(x)==FP_CLASS_PNORM)
1895 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM)
1896 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_CLASS_PDENORM)
1897 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_CLASS_NDENORM||Perl_fp_class(x)==FP_CLASS_PDENORM)
1898 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_CLASS_NZERO)
1899 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_CLASS_PZERO)
1900 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_CLASS_NZERO||Perl_fp_class(x)==FP_CLASS_PZERO)
1903 #if !defined(Perl_fp_class) && defined(HAS_FP_CLASS)
1905 # if !defined(FP_SNAN) && defined(I_FP_CLASS)
1906 # include <fp_class.h>
1908 # define Perl_fp_class(x) fp_class(x)
1909 # define Perl_fp_class_snan(x) (fp_class(x)==FP_SNAN)
1910 # define Perl_fp_class_qnan(x) (fp_class(x)==FP_QNAN)
1911 # define Perl_fp_class_nan(x) (fp_class(x)==FP_SNAN||fp_class(x)==FP_QNAN)
1912 # define Perl_fp_class_ninf(x) (fp_class(x)==FP_NEG_INF)
1913 # define Perl_fp_class_pinf(x) (fp_class(x)==FP_POS_INF)
1914 # define Perl_fp_class_inf(x) (fp_class(x)==FP_NEG_INF||fp_class(x)==FP_POS_INF)
1915 # define Perl_fp_class_nnorm(x) (fp_class(x)==FP_NEG_NORM)
1916 # define Perl_fp_class_pnorm(x) (fp_class(x)==FP_POS_NORM)
1917 # define Perl_fp_class_norm(x) (fp_class(x)==FP_NEG_NORM||fp_class(x)==FP_POS_NORM)
1918 # define Perl_fp_class_ndenorm(x) (fp_class(x)==FP_NEG_DENORM)
1919 # define Perl_fp_class_pdenorm(x) (fp_class(x)==FP_POS_DENORM)
1920 # define Perl_fp_class_denorm(x) (fp_class(x)==FP_NEG_DENORM||fp_class(x)==FP_POS_DENORM)
1921 # define Perl_fp_class_nzero(x) (fp_class(x)==FP_NEG_ZERO)
1922 # define Perl_fp_class_pzero(x) (fp_class(x)==FP_POS_ZERO)
1923 # define Perl_fp_class_zero(x) (fp_class(x)==FP_NEG_ZERO||fp_class(x)==FP_POS_ZERO)
1926 #if !defined(Perl_fp_class) && defined(HAS_FPCLASSIFY)
1928 # define Perl_fp_class(x) fpclassify(x)
1929 # define Perl_fp_class_nan(x) (fp_classify(x)==FP_SNAN||fp_classify(x)==FP_QNAN)
1930 # define Perl_fp_class_inf(x) (fp_classify(x)==FP_INFINITE)
1931 # define Perl_fp_class_norm(x) (fp_classify(x)==FP_NORMAL)
1932 # define Perl_fp_class_denorm(x) (fp_classify(x)==FP_SUBNORMAL)
1933 # define Perl_fp_class_zero(x) (fp_classify(x)==FP_ZERO)
1936 #if !defined(Perl_fp_class) && defined(HAS_CLASS)
1939 # define Perl_fp_class(x) class(x)
1941 # define Perl_fp_class(x) _class(x)
1943 # define Perl_fp_class_snan(x) (Perl_fp_class(x)==FP_NANS)
1944 # define Perl_fp_class_qnan(x) (Perl_fp_class(x)==FP_NANQ)
1945 # define Perl_fp_class_nan(x) (Perl_fp_class(x)==FP_SNAN||Perl_fp_class(x)==FP_QNAN)
1946 # define Perl_fp_class_ninf(x) (Perl_fp_class(x)==FP_MINUS_INF)
1947 # define Perl_fp_class_pinf(x) (Perl_fp_class(x)==FP_PLUS_INF)
1948 # define Perl_fp_class_inf(x) (Perl_fp_class(x)==FP_MINUS_INF||Perl_fp_class(x)==FP_PLUS_INF)
1949 # define Perl_fp_class_nnorm(x) (Perl_fp_class(x)==FP_MINUS_NORM)
1950 # define Perl_fp_class_pnorm(x) (Perl_fp_class(x)==FP_PLUS_NORM)
1951 # define Perl_fp_class_norm(x) (Perl_fp_class(x)==FP_MINUS_NORM||Perl_fp_class(x)==FP_PLUS_NORM)
1952 # define Perl_fp_class_ndenorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM)
1953 # define Perl_fp_class_pdenorm(x) (Perl_fp_class(x)==FP_PLUS_DENORM)
1954 # define Perl_fp_class_denorm(x) (Perl_fp_class(x)==FP_MINUS_DENORM||Perl_fp_class(x)==FP_PLUS_DENORM)
1955 # define Perl_fp_class_nzero(x) (Perl_fp_class(x)==FP_MINUS_ZERO)
1956 # define Perl_fp_class_pzero(x) (Perl_fp_class(x)==FP_PLUS_ZERO)
1957 # define Perl_fp_class_zero(x) (Perl_fp_class(x)==FP_MINUS_ZERO||Perl_fp_class(x)==FP_PLUS_ZERO)
1960 /* rumor has it that Win32 has _isnan() */
1964 # define Perl_isnan(x) isnan((NV)x)
1966 # ifdef Perl_fp_class_nan
1967 # define Perl_isnan(x) Perl_fp_class_nan(x)
1969 # ifdef HAS_UNORDERED
1970 # define Perl_isnan(x) unordered((x), 0.0)
1972 # define Perl_isnan(x) ((x)!=(x))
1979 int isnan(double d);
1984 # define Perl_isinf(x) isinf((NV)x)
1986 # ifdef Perl_fp_class_inf
1987 # define Perl_isinf(x) Perl_fp_class_inf(x)
1989 # define Perl_isinf(x) ((x)==NV_INF)
1994 #ifndef Perl_isfinite
1996 # define Perl_isfinite(x) finite((NV)x)
1998 # ifdef HAS_ISFINITE
1999 # define Perl_isfinite(x) isfinite(x)
2001 # ifdef Perl_fp_class_finite
2002 # define Perl_isfinite(x) Perl_fp_class_finite(x)
2004 # define Perl_isfinite(x) !(Perl_is_inf(x)||Perl_is_nan(x))
2010 /* The default is to use Perl's own atof() implementation (in numeric.c).
2011 * Usually that is the one to use but for some platforms (e.g. UNICOS)
2012 * it is however best to use the native implementation of atof.
2013 * You can experiment with using your native one by -DUSE_PERL_ATOF=0.
2014 * Some good tests to try out with either setting are t/base/num.t,
2015 * t/op/numconvert.t, and t/op/pack.t. Note that if using long doubles
2016 * you may need to be using a different function than atof! */
2018 #ifndef USE_PERL_ATOF
2020 # define USE_PERL_ATOF
2023 # if USE_PERL_ATOF == 0
2024 # undef USE_PERL_ATOF
2028 #ifdef USE_PERL_ATOF
2029 # define Perl_atof(s) Perl_my_atof(s)
2030 # define Perl_atof2(s, n) Perl_my_atof2(aTHX_ (s), &(n))
2032 # define Perl_atof(s) (NV)atof(s)
2033 # define Perl_atof2(s, n) ((n) = atof(s))
2036 /* Previously these definitions used hardcoded figures.
2037 * It is hoped these formula are more portable, although
2038 * no data one way or another is presently known to me.
2039 * The "PERL_" names are used because these calculated constants
2040 * do not meet the ANSI requirements for LONG_MAX, etc., which
2041 * need to be constants acceptable to #if - kja
2042 * define PERL_LONG_MAX 2147483647L
2043 * define PERL_LONG_MIN (-LONG_MAX - 1)
2044 * define PERL ULONG_MAX 4294967295L
2047 #ifdef I_LIMITS /* Needed for cast_xxx() functions below. */
2048 # include <limits.h>
2050 /* Included values.h above if necessary; still including limits.h down here,
2051 * despite doing above, because math.h might have overridden... XXX - Allen */
2054 * Try to figure out max and min values for the integral types. THE CORRECT
2055 * SOLUTION TO THIS MESS: ADAPT enquire.c FROM GCC INTO CONFIGURE. The
2056 * following hacks are used if neither limits.h or values.h provide them:
2057 * U<TYPE>_MAX: for types >= int: ~(unsigned TYPE)0
2058 * for types < int: (unsigned TYPE)~(unsigned)0
2059 * The argument to ~ must be unsigned so that later signed->unsigned
2060 * conversion can't modify the value's bit pattern (e.g. -0 -> +0),
2061 * and it must not be smaller than int because ~ does integral promotion.
2062 * <type>_MAX: (<type>) (U<type>_MAX >> 1)
2063 * <type>_MIN: -<type>_MAX - <is_twos_complement_architecture: (3 & -1) == 3>.
2064 * The latter is a hack which happens to work on some machines but
2065 * does *not* catch any random system, or things like integer types
2066 * with NaN if that is possible.
2068 * All of the types are explicitly cast to prevent accidental loss of
2069 * numeric range, and in the hope that they will be less likely to confuse
2070 * over-eager optimizers.
2074 #define PERL_UCHAR_MIN ((unsigned char)0)
2077 # define PERL_UCHAR_MAX ((unsigned char)UCHAR_MAX)
2080 # define PERL_UCHAR_MAX ((unsigned char)MAXUCHAR)
2082 # define PERL_UCHAR_MAX ((unsigned char)~(unsigned)0)
2087 * CHAR_MIN and CHAR_MAX are not included here, as the (char) type may be
2088 * ambiguous. It may be equivalent to (signed char) or (unsigned char)
2089 * depending on local options. Until Configure detects this (or at least
2090 * detects whether the "signed" keyword is available) the CHAR ranges
2091 * will not be included. UCHAR functions normally.
2095 #define PERL_USHORT_MIN ((unsigned short)0)
2098 # define PERL_USHORT_MAX ((unsigned short)USHORT_MAX)
2101 # define PERL_USHORT_MAX ((unsigned short)MAXUSHORT)
2104 # define PERL_USHORT_MAX ((unsigned short)USHRT_MAX)
2106 # define PERL_USHORT_MAX ((unsigned short)~(unsigned)0)
2112 # define PERL_SHORT_MAX ((short)SHORT_MAX)
2114 # ifdef MAXSHORT /* Often used in <values.h> */
2115 # define PERL_SHORT_MAX ((short)MAXSHORT)
2118 # define PERL_SHORT_MAX ((short)SHRT_MAX)
2120 # define PERL_SHORT_MAX ((short) (PERL_USHORT_MAX >> 1))
2126 # define PERL_SHORT_MIN ((short)SHORT_MIN)
2129 # define PERL_SHORT_MIN ((short)MINSHORT)
2132 # define PERL_SHORT_MIN ((short)SHRT_MIN)
2134 # define PERL_SHORT_MIN (-PERL_SHORT_MAX - ((3 & -1) == 3))
2140 # define PERL_UINT_MAX ((unsigned int)UINT_MAX)
2143 # define PERL_UINT_MAX ((unsigned int)MAXUINT)
2145 # define PERL_UINT_MAX (~(unsigned int)0)
2149 #define PERL_UINT_MIN ((unsigned int)0)
2152 # define PERL_INT_MAX ((int)INT_MAX)
2154 # ifdef MAXINT /* Often used in <values.h> */
2155 # define PERL_INT_MAX ((int)MAXINT)
2157 # define PERL_INT_MAX ((int)(PERL_UINT_MAX >> 1))
2162 # define PERL_INT_MIN ((int)INT_MIN)
2165 # define PERL_INT_MIN ((int)MININT)
2167 # define PERL_INT_MIN (-PERL_INT_MAX - ((3 & -1) == 3))
2172 # define PERL_ULONG_MAX ((unsigned long)ULONG_MAX)
2175 # define PERL_ULONG_MAX ((unsigned long)MAXULONG)
2177 # define PERL_ULONG_MAX (~(unsigned long)0)
2181 #define PERL_ULONG_MIN ((unsigned long)0L)
2184 # define PERL_LONG_MAX ((long)LONG_MAX)
2186 # ifdef MAXLONG /* Often used in <values.h> */
2187 # define PERL_LONG_MAX ((long)MAXLONG)
2189 # define PERL_LONG_MAX ((long) (PERL_ULONG_MAX >> 1))
2194 # define PERL_LONG_MIN ((long)LONG_MIN)
2197 # define PERL_LONG_MIN ((long)MINLONG)
2199 # define PERL_LONG_MIN (-PERL_LONG_MAX - ((3 & -1) == 3))
2205 # define PERL_UQUAD_MAX (~(UV)0)
2206 # define PERL_UQUAD_MIN ((UV)0)
2207 # define PERL_QUAD_MAX ((IV) (PERL_UQUAD_MAX >> 1))
2208 # define PERL_QUAD_MIN (-PERL_QUAD_MAX - ((3 & -1) == 3))
2212 typedef MEM_SIZE STRLEN;
2215 typedef struct token TOKEN;
2216 typedef struct madprop MADPROP;
2217 typedef struct nexttoken NEXTTOKE;
2219 typedef struct op OP;
2220 typedef struct cop COP;
2221 typedef struct unop UNOP;
2222 typedef struct binop BINOP;
2223 typedef struct listop LISTOP;
2224 typedef struct logop LOGOP;
2225 typedef struct pmop PMOP;
2226 typedef struct svop SVOP;
2227 typedef struct padop PADOP;
2228 typedef struct pvop PVOP;
2229 typedef struct loop LOOP;
2232 typedef struct opslab OPSLAB;
2233 typedef struct opslot OPSLOT;
2236 typedef struct block_hooks BHK;
2237 typedef struct custom_op XOP;
2239 typedef struct interpreter PerlInterpreter;
2241 /* SGI's <sys/sema.h> has struct sv */
2243 # define STRUCT_SV perl_sv
2245 # define STRUCT_SV sv
2247 typedef struct STRUCT_SV SV;
2248 typedef struct av AV;
2249 typedef struct hv HV;
2250 typedef struct cv CV;
2251 typedef struct p5rx REGEXP;
2252 typedef struct gp GP;
2253 typedef struct gv GV;
2254 typedef struct io IO;
2255 typedef struct context PERL_CONTEXT;
2256 typedef struct block BLOCK;
2258 typedef struct magic MAGIC;
2259 typedef struct xpv XPV;
2260 typedef struct xpviv XPVIV;
2261 typedef struct xpvuv XPVUV;
2262 typedef struct xpvnv XPVNV;
2263 typedef struct xpvmg XPVMG;
2264 typedef struct xpvlv XPVLV;
2265 typedef struct xpvinvlist XINVLIST;
2266 typedef struct xpvav XPVAV;
2267 typedef struct xpvhv XPVHV;
2268 typedef struct xpvgv XPVGV;
2269 typedef struct xpvcv XPVCV;
2270 typedef struct xpvbm XPVBM;
2271 typedef struct xpvfm XPVFM;
2272 typedef struct xpvio XPVIO;
2273 typedef struct mgvtbl MGVTBL;
2274 typedef union any ANY;
2275 typedef struct ptr_tbl_ent PTR_TBL_ENT_t;
2276 typedef struct ptr_tbl PTR_TBL_t;
2277 typedef struct clone_params CLONE_PARAMS;
2279 /* a pad or name pad is currently just an AV; but that might change,
2280 * so hide the type. */
2281 typedef struct padlist PADLIST;
2283 typedef AV PADNAMELIST;
2286 /* enable PERL_NEW_COPY_ON_WRITE by default */
2287 #if !defined(PERL_OLD_COPY_ON_WRITE) && !defined(PERL_NEW_COPY_ON_WRITE) && !defined(PERL_NO_COW)
2288 # define PERL_NEW_COPY_ON_WRITE
2291 #if defined(PERL_OLD_COPY_ON_WRITE) || defined(PERL_NEW_COPY_ON_WRITE)
2292 # if defined(PERL_OLD_COPY_ON_WRITE) && defined(PERL_NEW_COPY_ON_WRITE)
2293 # error PERL_OLD_COPY_ON_WRITE and PERL_NEW_COPY_ON_WRITE are exclusive
2295 # define PERL_ANY_COW
2298 # define PERL_SAWAMPERSAND
2301 /* Include mach-o/dyld.h here for perl.c’s sake, since it may #define bool,
2302 and handy.h needs to be able to re#define it under
2303 -Accflags=-DPERL_BOOL_AS_CHAR. */
2304 #if defined(USE_NSGETEXECUTABLEPATH) && defined(PERL_IN_PERL_C)
2305 # include <mach-o/dyld.h>
2310 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_RAWIO)
2311 # if LSEEKSIZE == 8 && !defined(USE_64_BIT_RAWIO)
2312 # define USE_64_BIT_RAWIO /* implicit */
2316 /* Notice the use of HAS_FSEEKO: now we are obligated to always use
2317 * fseeko/ftello if possible. Don't go #defining ftell to ftello yourself,
2318 * however, because operating systems like to do that themself. */
2321 # define FSEEKSIZE LSEEKSIZE
2323 # define FSEEKSIZE LONGSIZE
2327 #if defined(USE_LARGE_FILES) && !defined(NO_64_BIT_STDIO)
2328 # if FSEEKSIZE == 8 && !defined(USE_64_BIT_STDIO)
2329 # define USE_64_BIT_STDIO /* implicit */
2333 #ifdef USE_64_BIT_RAWIO
2336 # define Off_t off64_t
2338 # define LSEEKSIZE 8
2340 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2341 * will trigger defines like the ones below. Some 64-bit environments,
2342 * however, do not. Therefore we have to explicitly mix and match. */
2343 # if defined(USE_OPEN64)
2344 # define open open64
2346 # if defined(USE_LSEEK64)
2347 # define lseek lseek64
2349 # if defined(USE_LLSEEK)
2350 # define lseek llseek
2353 # if defined(USE_STAT64)
2354 # define stat stat64
2356 # if defined(USE_FSTAT64)
2357 # define fstat fstat64
2359 # if defined(USE_LSTAT64)
2360 # define lstat lstat64
2362 # if defined(USE_FLOCK64)
2363 # define flock flock64
2365 # if defined(USE_LOCKF64)
2366 # define lockf lockf64
2368 # if defined(USE_FCNTL64)
2369 # define fcntl fcntl64
2371 # if defined(USE_TRUNCATE64)
2372 # define truncate truncate64
2374 # if defined(USE_FTRUNCATE64)
2375 # define ftruncate ftruncate64
2379 #ifdef USE_64_BIT_STDIO
2380 # ifdef HAS_FPOS64_T
2382 # define Fpos_t fpos64_t
2384 /* Most 64-bit environments have defines like _LARGEFILE_SOURCE that
2385 * will trigger defines like the ones below. Some 64-bit environments,
2386 * however, do not. */
2387 # if defined(USE_FOPEN64)
2388 # define fopen fopen64
2390 # if defined(USE_FSEEK64)
2391 # define fseek fseek64 /* don't do fseeko here, see perlio.c */
2393 # if defined(USE_FTELL64)
2394 # define ftell ftell64 /* don't do ftello here, see perlio.c */
2396 # if defined(USE_FSETPOS64)
2397 # define fsetpos fsetpos64
2399 # if defined(USE_FGETPOS64)
2400 # define fgetpos fgetpos64
2402 # if defined(USE_TMPFILE64)
2403 # define tmpfile tmpfile64
2405 # if defined(USE_FREOPEN64)
2406 # define freopen freopen64
2411 # include "iperlsys.h"
2416 # include "os2ish.h"
2418 # include "dosish.h"
2421 # include "vmsish.h"
2422 #elif defined(PLAN9)
2423 # include "./plan9/plan9ish.h"
2424 #elif defined(__VOS__)
2426 # include "./vos/vosish.h"
2428 # include "vos/vosish.h"
2430 #elif defined(__SYMBIAN32__)
2431 # include "symbian/symbianish.h"
2432 #elif defined(__HAIKU__)
2433 # include "haiku/haikuish.h"
2435 # include "unixish.h"
2438 /* NSIG logic from Configure --> */
2439 /* Strange style to avoid deeply-nested #if/#else/#endif */
2442 # define NSIG (_NSIG)
2448 # define NSIG (SIGMAX+1)
2454 # define NSIG (SIG_MAX+1)
2460 # define NSIG (_SIG_MAX+1)
2466 # define NSIG (MAXSIG+1)
2472 # define NSIG (MAX_SIG+1)
2477 # ifdef SIGARRAYSIZE
2478 # define NSIG SIGARRAYSIZE /* Assume ary[SIGARRAYSIZE] */
2484 # define NSIG (_sys_nsig) /* Solaris 2.5 */
2488 /* Default to some arbitrary number that's big enough to get most
2489 of the common signals.
2494 /* <-- NSIG logic from Configure */
2496 #ifndef NO_ENVIRON_ARRAY
2497 # define USE_ENVIRON_ARRAY
2501 * initialise to avoid floating-point exceptions from overflow, etc
2503 #ifndef PERL_FPU_INIT
2504 # ifdef HAS_FPSETMASK
2505 # if HAS_FLOATINGPOINT_H
2506 # include <floatingpoint.h>
2508 /* Some operating systems have this as a macro, which in turn expands to a comma
2509 expression, and the last sub-expression is something that gets calculated,
2510 and then they have the gall to warn that a value computed is not used. Hence
2512 # define PERL_FPU_INIT (void)fpsetmask(0)
2514 # if defined(SIGFPE) && defined(SIG_IGN) && !defined(PERL_MICRO)
2515 # define PERL_FPU_INIT PL_sigfpe_saved = (Sighandler_t) signal(SIGFPE, SIG_IGN)
2516 # define PERL_FPU_PRE_EXEC { Sigsave_t xfpe; rsignal_save(SIGFPE, PL_sigfpe_saved, &xfpe);
2517 # define PERL_FPU_POST_EXEC rsignal_restore(SIGFPE, &xfpe); }
2519 # define PERL_FPU_INIT
2524 #ifndef PERL_FPU_PRE_EXEC
2525 # define PERL_FPU_PRE_EXEC {
2526 # define PERL_FPU_POST_EXEC }
2529 #ifndef PERL_SYS_INIT3_BODY
2530 # define PERL_SYS_INIT3_BODY(argvp,argcp,envp) PERL_SYS_INIT_BODY(argvp,argcp)
2534 =for apidoc Am|void|PERL_SYS_INIT|int *argc|char*** argv
2535 Provides system-specific tune up of the C runtime environment necessary to
2536 run Perl interpreters. This should be called only once, before creating
2537 any Perl interpreters.
2539 =for apidoc Am|void|PERL_SYS_INIT3|int *argc|char*** argv|char*** env
2540 Provides system-specific tune up of the C runtime environment necessary to
2541 run Perl interpreters. This should be called only once, before creating
2542 any Perl interpreters.
2544 =for apidoc Am|void|PERL_SYS_TERM|
2545 Provides system-specific clean up of the C runtime environment after
2546 running Perl interpreters. This should be called only once, after
2547 freeing any remaining Perl interpreters.
2552 #define PERL_SYS_INIT(argc, argv) Perl_sys_init(argc, argv)
2553 #define PERL_SYS_INIT3(argc, argv, env) Perl_sys_init3(argc, argv, env)
2554 #define PERL_SYS_TERM() Perl_sys_term()
2556 #ifndef PERL_WRITE_MSG_TO_CONSOLE
2557 # define PERL_WRITE_MSG_TO_CONSOLE(io, msg, len) PerlIO_write(io, msg, len)
2562 # ifdef _POSIX_PATH_MAX
2563 # if PATH_MAX > _POSIX_PATH_MAX
2564 /* POSIX 1990 (and pre) was ambiguous about whether PATH_MAX
2565 * included the null byte or not. Later amendments of POSIX,
2566 * XPG4, the Austin Group, and the Single UNIX Specification
2567 * all explicitly include the null byte in the PATH_MAX.
2568 * Ditto for _POSIX_PATH_MAX. */
2569 # define MAXPATHLEN PATH_MAX
2571 # define MAXPATHLEN _POSIX_PATH_MAX
2574 # define MAXPATHLEN (PATH_MAX+1)
2577 # define MAXPATHLEN 1024 /* Err on the large side. */
2581 /* In case Configure was not used (we are using a "canned config"
2582 * such as Win32, or a cross-compilation setup, for example) try going
2583 * by the gcc major and minor versions. One useful URL is
2584 * http://www.ohse.de/uwe/articles/gcc-attributes.html,
2585 * but contrary to this information warn_unused_result seems
2586 * not to be in gcc 3.3.5, at least. --jhi
2587 * Also, when building extensions with an installed perl, this allows
2588 * the user to upgrade gcc and get the right attributes, rather than
2589 * relying on the list generated at Configure time. --AD
2590 * Set these up now otherwise we get confused when some of the <*thread.h>
2591 * includes below indirectly pull in <perlio.h> (which needs to know if we
2592 * have HASATTRIBUTE_FORMAT).
2596 #if defined __GNUC__ && !defined(__INTEL_COMPILER)
2597 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 1 || __GNUC__ > 3 /* 3.1 -> */
2598 # define HASATTRIBUTE_DEPRECATED
2600 # if __GNUC__ >= 3 /* 3.0 -> */ /* XXX Verify this version */
2601 # define HASATTRIBUTE_FORMAT
2602 # if defined __MINGW32__
2603 # define PRINTF_FORMAT_NULL_OK
2606 # if __GNUC__ >= 3 /* 3.0 -> */
2607 # define HASATTRIBUTE_MALLOC
2609 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 3 || __GNUC__ > 3 /* 3.3 -> */
2610 # define HASATTRIBUTE_NONNULL
2612 # if __GNUC__ == 2 && __GNUC_MINOR__ >= 5 || __GNUC__ > 2 /* 2.5 -> */
2613 # define HASATTRIBUTE_NORETURN
2615 # if __GNUC__ >= 3 /* gcc 3.0 -> */
2616 # define HASATTRIBUTE_PURE
2618 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2619 # define HASATTRIBUTE_UNUSED
2621 # if __GNUC__ == 3 && __GNUC_MINOR__ == 3 && !defined(__cplusplus)
2622 # define HASATTRIBUTE_UNUSED /* gcc-3.3, but not g++-3.3. */
2624 # if __GNUC__ == 3 && __GNUC_MINOR__ >= 4 || __GNUC__ > 3 /* 3.4 -> */
2625 # define HASATTRIBUTE_WARN_UNUSED_RESULT
2628 #endif /* #ifndef PERL_MICRO */
2630 /* USE_5005THREADS needs to be after unixish.h as <pthread.h> includes
2631 * <sys/signal.h> which defines NSIG - which will stop inclusion of <signal.h>
2632 * this results in many functions being undeclared which bothers C++
2633 * May make sense to have threads after "*ish.h" anyway
2636 #if defined(USE_ITHREADS)
2638 # include <nw5thread.h>
2641 # include <win32thread.h>
2644 # include "os2thread.h"
2646 # ifdef I_MACH_CTHREADS
2647 # include <mach/cthreads.h>
2648 # if (defined(NeXT) || defined(__NeXT__)) && defined(PERL_POLLUTE_MALLOC)
2649 # define MUTEX_INIT_CALLS_MALLOC
2651 typedef cthread_t perl_os_thread;
2652 typedef mutex_t perl_mutex;
2653 typedef condition_t perl_cond;
2654 typedef void * perl_key;
2655 # else /* Posix threads */
2657 # include <pthread.h>
2659 typedef pthread_t perl_os_thread;
2660 typedef pthread_mutex_t perl_mutex;
2661 typedef pthread_cond_t perl_cond;
2662 typedef pthread_key_t perl_key;
2663 # endif /* I_MACH_CTHREADS */
2666 # endif /* NETWARE */
2667 #endif /* USE_ITHREADS */
2674 # include "netware.h"
2677 #define STATUS_UNIX PL_statusvalue
2679 # define STATUS_NATIVE PL_statusvalue_vms
2681 * vaxc$errno is only guaranteed to be valid if errno == EVMSERR, otherwise
2682 * its contents can not be trusted. Unfortunately, Perl seems to check
2683 * it on exit, so it when PL_statusvalue_vms is updated, vaxc$errno should
2686 # include <stsdef.h>
2688 /* Presume this because if VMS changes it, it will require a new
2689 * set of APIs for waiting on children for binary compatibility.
2691 # define child_offset_bits (8)
2692 # ifndef C_FAC_POSIX
2693 # define C_FAC_POSIX 0x35A000
2696 /* STATUS_EXIT - validates and returns a NATIVE exit status code for the
2697 * platform from the existing UNIX or Native status values.
2700 # define STATUS_EXIT \
2701 (((I32)PL_statusvalue_vms == -1 ? SS$_ABORT : PL_statusvalue_vms) | \
2702 (VMSISH_HUSHED ? STS$M_INHIB_MSG : 0))
2705 /* STATUS_NATIVE_CHILD_SET - Calculate UNIX status that matches the child
2706 * exit code and shifts the UNIX value over the correct number of bits to
2707 * be a child status. Usually the number of bits is 8, but that could be
2708 * platform dependent. The NATIVE status code is presumed to have either
2709 * from a child process.
2712 /* This is complicated. The child processes return a true native VMS
2713 status which must be saved. But there is an assumption in Perl that
2714 the UNIX child status has some relationship to errno values, so
2715 Perl tries to translate it to text in some of the tests.
2716 In order to get the string translation correct, for the error, errno
2717 must be EVMSERR, but that generates a different text message
2718 than what the test programs are expecting. So an errno value must
2719 be derived from the native status value when an error occurs.
2720 That will hide the true native status message. With this version of
2721 perl, the true native child status can always be retrieved so that
2722 is not a problem. But in this case, Pl_statusvalue and errno may
2723 have different values in them.
2726 # define STATUS_NATIVE_CHILD_SET(n) \
2728 I32 evalue = (I32)n; \
2729 if (evalue == EVMSERR) { \
2730 PL_statusvalue_vms = vaxc$errno; \
2731 PL_statusvalue = evalue; \
2733 PL_statusvalue_vms = evalue; \
2734 if (evalue == -1) { \
2735 PL_statusvalue = -1; \
2736 PL_statusvalue_vms = SS$_ABORT; /* Should not happen */ \
2738 PL_statusvalue = Perl_vms_status_to_unix(evalue, 1); \
2739 set_vaxc_errno(evalue); \
2740 if ((PL_statusvalue_vms & C_FAC_POSIX) == C_FAC_POSIX) \
2741 set_errno(EVMSERR); \
2742 else set_errno(Perl_vms_status_to_unix(evalue, 0)); \
2743 PL_statusvalue = PL_statusvalue << child_offset_bits; \
2747 # ifdef VMSISH_STATUS
2748 # define STATUS_CURRENT (VMSISH_STATUS ? STATUS_NATIVE : STATUS_UNIX)
2750 # define STATUS_CURRENT STATUS_UNIX
2753 /* STATUS_UNIX_SET - takes a UNIX/POSIX errno value and attempts to update
2754 * the NATIVE status to an equivalent value. Can not be used to translate
2755 * exit code values as exit code values are not guaranteed to have any
2756 * relationship at all to errno values.
2757 * This is used when Perl is forcing errno to have a specific value.
2759 # define STATUS_UNIX_SET(n) \
2761 I32 evalue = (I32)n; \
2762 PL_statusvalue = evalue; \
2763 if (PL_statusvalue != -1) { \
2764 if (PL_statusvalue != EVMSERR) { \
2765 PL_statusvalue &= 0xFFFF; \
2766 if (MY_POSIX_EXIT) \
2767 PL_statusvalue_vms=PL_statusvalue ? SS$_ABORT : SS$_NORMAL;\
2768 else PL_statusvalue_vms = Perl_unix_status_to_vms(evalue); \
2771 PL_statusvalue_vms = vaxc$errno; \
2774 else PL_statusvalue_vms = SS$_ABORT; \
2775 set_vaxc_errno(PL_statusvalue_vms); \
2778 /* STATUS_UNIX_EXIT_SET - Takes a UNIX/POSIX exit code and sets
2779 * the NATIVE error status based on it.
2781 * When in the default mode to comply with the Perl VMS documentation,
2782 * 0 is a success and any other code sets the NATIVE status to a failure
2783 * code of SS$_ABORT.
2785 * In the new POSIX EXIT mode, native status will be set so that the
2786 * actual exit code will can be retrieved by the calling program or
2789 * If the exit code is not clearly a UNIX parent or child exit status,
2790 * it will be passed through as a VMS status.
2793 # define STATUS_UNIX_EXIT_SET(n) \
2795 I32 evalue = (I32)n; \
2796 PL_statusvalue = evalue; \
2797 if (MY_POSIX_EXIT) { \
2798 if (evalue <= 0xFF00) { \
2799 if (evalue > 0xFF) \
2800 evalue = (evalue >> child_offset_bits) & 0xFF; \
2801 PL_statusvalue_vms = \
2802 (C_FAC_POSIX | (evalue << 3 ) | \
2803 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1)); \
2804 } else /* forgive them Perl, for they have sinned */ \
2805 PL_statusvalue_vms = evalue; \
2808 PL_statusvalue_vms = SS$_NORMAL; \
2809 else if (evalue <= 0xFF00) \
2810 PL_statusvalue_vms = SS$_ABORT; \
2811 else { /* forgive them Perl, for they have sinned */ \
2812 if (evalue != EVMSERR) PL_statusvalue_vms = evalue; \
2813 else PL_statusvalue_vms = vaxc$errno; \
2814 /* And obviously used a VMS status value instead of UNIX */ \
2815 PL_statusvalue = EVMSERR; \
2817 set_vaxc_errno(PL_statusvalue_vms); \
2822 /* STATUS_EXIT_SET - Takes a NATIVE/UNIX/POSIX exit code
2823 * and sets the NATIVE error status based on it. This special case
2824 * is needed to maintain compatibility with past VMS behavior.
2826 * In the default mode on VMS, this number is passed through as
2827 * both the NATIVE and UNIX status. Which makes it different
2828 * that the STATUS_UNIX_EXIT_SET.
2830 * In the new POSIX EXIT mode, native status will be set so that the
2831 * actual exit code will can be retrieved by the calling program or
2834 * A POSIX exit code is from 0 to 255. If the exit code is higher
2835 * than this, it needs to be assumed that it is a VMS exit code and
2839 # define STATUS_EXIT_SET(n) \
2841 I32 evalue = (I32)n; \
2842 PL_statusvalue = evalue; \
2843 if (MY_POSIX_EXIT) \
2844 if (evalue > 255) PL_statusvalue_vms = evalue; else { \
2845 PL_statusvalue_vms = \
2846 (C_FAC_POSIX | (evalue << 3 ) | \
2847 ((evalue == 1) ? (STS$K_ERROR | STS$M_INHIB_MSG) : 1));} \
2849 PL_statusvalue_vms = evalue ? evalue : SS$_NORMAL; \
2850 set_vaxc_errno(PL_statusvalue_vms); \
2854 /* This macro forces a success status */
2855 # define STATUS_ALL_SUCCESS \
2856 (PL_statusvalue = 0, PL_statusvalue_vms = SS$_NORMAL)
2858 /* This macro forces a failure status */
2859 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, \
2860 vaxc$errno = PL_statusvalue_vms = MY_POSIX_EXIT ? \
2861 (C_FAC_POSIX | (1 << 3) | STS$K_ERROR | STS$M_INHIB_MSG) : SS$_ABORT)
2864 # define STATUS_NATIVE PL_statusvalue_posix
2865 # if defined(WCOREDUMP)
2866 # define STATUS_NATIVE_CHILD_SET(n) \
2868 PL_statusvalue_posix = (n); \
2869 if (PL_statusvalue_posix == -1) \
2870 PL_statusvalue = -1; \
2873 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2874 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0) | \
2875 (WIFSIGNALED(PL_statusvalue_posix) && WCOREDUMP(PL_statusvalue_posix) ? 0x80 : 0); \
2878 # elif defined(WIFEXITED)
2879 # define STATUS_NATIVE_CHILD_SET(n) \
2881 PL_statusvalue_posix = (n); \
2882 if (PL_statusvalue_posix == -1) \
2883 PL_statusvalue = -1; \
2886 (WIFEXITED(PL_statusvalue_posix) ? (WEXITSTATUS(PL_statusvalue_posix) << 8) : 0) | \
2887 (WIFSIGNALED(PL_statusvalue_posix) ? (WTERMSIG(PL_statusvalue_posix) & 0x7F) : 0); \
2891 # define STATUS_NATIVE_CHILD_SET(n) \
2893 PL_statusvalue_posix = (n); \
2894 if (PL_statusvalue_posix == -1) \
2895 PL_statusvalue = -1; \
2898 PL_statusvalue_posix & 0xFFFF; \
2902 # define STATUS_UNIX_SET(n) \
2904 PL_statusvalue = (n); \
2905 if (PL_statusvalue != -1) \
2906 PL_statusvalue &= 0xFFFF; \
2908 # define STATUS_UNIX_EXIT_SET(n) STATUS_UNIX_SET(n)
2909 # define STATUS_EXIT_SET(n) STATUS_UNIX_SET(n)
2910 # define STATUS_CURRENT STATUS_UNIX
2911 # define STATUS_EXIT STATUS_UNIX
2912 # define STATUS_ALL_SUCCESS (PL_statusvalue = 0, PL_statusvalue_posix = 0)
2913 # define STATUS_ALL_FAILURE (PL_statusvalue = 1, PL_statusvalue_posix = 1)
2916 /* flags in PL_exit_flags for nature of exit() */
2917 #define PERL_EXIT_EXPECTED 0x01
2918 #define PERL_EXIT_DESTRUCT_END 0x02 /* Run END in perl_destruct */
2919 #define PERL_EXIT_WARN 0x04 /* Warn if Perl_my_exit() or Perl_my_failure_exit() called */
2920 #define PERL_EXIT_ABORT 0x08 /* Call abort() if Perl_my_exit() or Perl_my_failure_exit() called */
2923 /* format to use for version numbers in file/directory names */
2924 /* XXX move to Configure? */
2925 /* This was only ever used for the current version, and that can be done at
2926 compile time, as PERL_FS_VERSION, so should we just delete it? */
2927 # ifndef PERL_FS_VER_FMT
2928 # define PERL_FS_VER_FMT "%d.%d.%d"
2932 #ifndef PERL_FS_VERSION
2933 # define PERL_FS_VERSION PERL_VERSION_STRING
2936 /* This defines a way to flush all output buffers. This may be a
2937 * performance issue, so we allow people to disable it. Also, if
2938 * we are using stdio, there are broken implementations of fflush(NULL)
2939 * out there, Solaris being the most prominent.
2941 #ifndef PERL_FLUSHALL_FOR_CHILD
2942 # if defined(USE_PERLIO) || defined(FFLUSH_NULL) || defined(USE_SFIO)
2943 # define PERL_FLUSHALL_FOR_CHILD PerlIO_flush((PerlIO*)NULL)
2946 # define PERL_FLUSHALL_FOR_CHILD my_fflush_all()
2948 # define PERL_FLUSHALL_FOR_CHILD NOOP
2953 #ifndef PERL_WAIT_FOR_CHILDREN
2954 # define PERL_WAIT_FOR_CHILDREN NOOP
2957 /* the traditional thread-unsafe notion of "current interpreter". */
2958 #ifndef PERL_SET_INTERP
2959 # define PERL_SET_INTERP(i) (PL_curinterp = (PerlInterpreter*)(i))
2962 #ifndef PERL_GET_INTERP
2963 # define PERL_GET_INTERP (PL_curinterp)
2966 #if defined(PERL_IMPLICIT_CONTEXT) && !defined(PERL_GET_THX)
2967 # ifdef MULTIPLICITY
2968 # define PERL_GET_THX ((PerlInterpreter *)PERL_GET_CONTEXT)
2970 # define PERL_SET_THX(t) PERL_SET_CONTEXT(t)
2974 This replaces the previous %_ "hack" by the "%p" hacks.
2975 All that is required is that the perl source does not
2976 use "%-p" or "%-<number>p" or "%<number>p" formats.
2977 These formats will still work in perl code.
2978 See comments in sv.c for further details.
2980 Robin Barker 2005-07-14
2982 No longer use %1p for VDf = %vd. RMB 2007-10-19
2986 # define SVf_(n) "-" STRINGIFY(n) "p"
2994 # define SVf32 SVf_(32)
2998 # define SVf256 SVf_(256)
3001 #define SVfARG(p) ((void*)(p))
3007 /* Not ideal, but we cannot easily include a number in an already-numeric
3008 * format sequence. */
3010 # define HEKf256 "3p"
3013 #define HEKfARG(p) ((void*)(p))
3015 /* Takes three arguments: is_utf8, length, str */
3017 # define UTF8f "d%"UVuf"%4p"
3019 #define UTF8fARG(u,l,p) (int)cBOOL(u), (UV)(l), (void*)(p)
3022 /* not used; but needed for backward compatibility with XS code? - RMB */
3030 #ifdef HASATTRIBUTE_DEPRECATED
3031 # define __attribute__deprecated__ __attribute__((deprecated))
3033 #ifdef HASATTRIBUTE_FORMAT
3034 # define __attribute__format__(x,y,z) __attribute__((format(x,y,z)))
3036 #ifdef HASATTRIBUTE_MALLOC
3037 # define __attribute__malloc__ __attribute__((__malloc__))
3039 #ifdef HASATTRIBUTE_NONNULL
3040 # define __attribute__nonnull__(a) __attribute__((nonnull(a)))
3042 #ifdef HASATTRIBUTE_NORETURN
3043 # define __attribute__noreturn__ __attribute__((noreturn))
3045 #ifdef HASATTRIBUTE_PURE
3046 # define __attribute__pure__ __attribute__((pure))
3048 #ifdef HASATTRIBUTE_UNUSED
3049 # define __attribute__unused__ __attribute__((unused))
3051 #ifdef HASATTRIBUTE_WARN_UNUSED_RESULT
3052 # define __attribute__warn_unused_result__ __attribute__((warn_unused_result))
3055 /* If we haven't defined the attributes yet, define them to blank. */
3056 #ifndef __attribute__deprecated__
3057 # define __attribute__deprecated__
3059 #ifndef __attribute__format__
3060 # define __attribute__format__(x,y,z)
3062 #ifndef __attribute__malloc__
3063 # define __attribute__malloc__
3065 #ifndef __attribute__nonnull__
3066 # define __attribute__nonnull__(a)
3068 #ifndef __attribute__noreturn__
3069 # define __attribute__noreturn__
3071 #ifndef __attribute__pure__
3072 # define __attribute__pure__
3074 #ifndef __attribute__unused__
3075 # define __attribute__unused__
3077 #ifndef __attribute__warn_unused_result__
3078 # define __attribute__warn_unused_result__
3081 /* For functions that are marked as __attribute__noreturn__, it's not
3082 appropriate to call return. In either case, include the lint directive.
3084 #ifdef HASATTRIBUTE_NORETURN
3085 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */
3087 # define NORETURN_FUNCTION_END assert(0); /* NOTREACHED */ return 0
3090 /* Some OS warn on NULL format to printf */
3091 #ifdef PRINTF_FORMAT_NULL_OK
3092 # define __attribute__format__null_ok__(x,y,z) __attribute__format__(x,y,z)
3094 # define __attribute__format__null_ok__(x,y,z)
3097 #ifdef HAS_BUILTIN_EXPECT
3098 # define EXPECT(expr,val) __builtin_expect(expr,val)
3100 # define EXPECT(expr,val) (expr)
3102 #define LIKELY(cond) EXPECT(cBOOL(cond),TRUE)
3103 #define UNLIKELY(cond) EXPECT(cBOOL(cond),FALSE)
3104 #ifdef HAS_BUILTIN_CHOOSE_EXPR
3108 /* Some unistd.h's give a prototype for pause() even though
3109 HAS_PAUSE ends up undefined. This causes the #define
3110 below to be rejected by the compiler. Sigh.
3115 #define Pause() sleep((32767<<16)+32767)
3119 # ifdef IOCPARM_MASK
3120 /* on BSDish systems we're safe */
3121 # define IOCPARM_LEN(x) (((x) >> 16) & IOCPARM_MASK)
3123 # if defined(_IOC_SIZE) && defined(__GLIBC__)
3124 /* on Linux systems we're safe; except when we're not [perl #38223] */
3125 # define IOCPARM_LEN(x) (_IOC_SIZE(x) < 256 ? 256 : _IOC_SIZE(x))
3127 /* otherwise guess at what's safe */
3128 # define IOCPARM_LEN(x) 256
3133 #if defined(__CYGWIN__)
3135 * This symbol, if defined, indicates that the program should
3136 * use the routine my_binmode(FILE *fp, char iotype, int mode) to insure
3137 * that a file is in "binary" mode -- that is, that no translation
3138 * of bytes occurs on read or write operations.
3140 # define USEMYBINMODE /**/
3141 # include <io.h> /* for setmode() prototype */
3142 # define my_binmode(fp, iotype, mode) \
3143 (PerlLIO_setmode(fileno(fp), mode) != -1 ? TRUE : FALSE)
3147 void init_os_extras(void);
3150 #ifdef UNION_ANY_DEFINITION
3151 UNION_ANY_DEFINITION;
3160 void (*any_dptr) (void*);
3161 void (*any_dxptr) (pTHX_ void*);
3165 typedef I32 (*filter_t) (pTHX_ int, SV *, int);
3167 #define FILTER_READ(idx, sv, len) filter_read(idx, sv, len)
3168 #define FILTER_DATA(idx) \
3169 (PL_parser ? AvARRAY(PL_parser->rsfp_filters)[idx] : NULL)
3170 #define FILTER_ISREADER(idx) \
3171 (PL_parser && PL_parser->rsfp_filters \
3172 && idx >= AvFILLp(PL_parser->rsfp_filters))
3173 #define PERL_FILTER_EXISTS(i) \
3174 (PL_parser && PL_parser->rsfp_filters \
3175 && (i) <= av_len(PL_parser->rsfp_filters))
3177 #if defined(_AIX) && !defined(_AIX43)
3178 #if defined(USE_REENTRANT) || defined(_REENTRANT) || defined(_THREAD_SAFE)
3179 /* We cannot include <crypt.h> to get the struct crypt_data
3180 * because of setkey prototype problems when threading */
3181 typedef struct crypt_data { /* straight from /usr/include/crypt.h */
3182 /* From OSF, Not needed in AIX
3190 #endif /* threading */
3194 # include "iperlsys.h"
3197 #ifdef __LIBCATAMOUNT__
3198 #undef HAS_PASSWD /* unixish.h but not unixish enough. */
3200 #define FAKE_BIT_BUCKET
3203 /* [perl #22371] Algorimic Complexity Attack on Perl 5.6.1, 5.8.0.
3204 * Note that the USE_HASH_SEED and USE_HASH_SEED_EXPLICIT are *NOT*
3205 * defined by Configure, despite their names being similar to the
3206 * other defines like USE_ITHREADS. Configure in fact knows nothing
3207 * about the randomised hashes. Therefore to enable/disable the hash
3208 * randomisation defines use the Configure -Accflags=... instead. */
3209 #if !defined(NO_HASH_SEED) && !defined(USE_HASH_SEED) && !defined(USE_HASH_SEED_EXPLICIT)
3210 # define USE_HASH_SEED
3213 /* Win32 defines a type 'WORD' in windef.h. This conflicts with the enumerator
3214 * 'WORD' defined in perly.h. The yytokentype enum is only a debugging aid, so
3215 * it's not really needed.
3218 # define YYTOKENTYPE
3224 YYSTYPE next_val; /* value of next token, if any */
3225 I32 next_type; /* type of next token */
3226 MADPROP *next_mad; /* everything else about that token */
3230 /* macros to define bit-fields in structs. */
3231 #ifndef PERL_BITFIELD8
3232 # define PERL_BITFIELD8 unsigned
3234 #ifndef PERL_BITFIELD16
3235 # define PERL_BITFIELD16 unsigned
3237 #ifndef PERL_BITFIELD32
3238 # define PERL_BITFIELD32 unsigned
3248 #include "opnames.h"
3255 #include "warnings.h"
3258 /* these would be in doio.h if there was such a file */
3259 #define my_stat() my_stat_flags(SV_GMAGIC)
3260 #define my_lstat() my_lstat_flags(SV_GMAGIC)
3262 /* defined in sv.c, but also used in [ach]v.c */
3265 #undef _XPVCV_COMMON
3267 typedef struct _sublex_info SUBLEXINFO;
3268 struct _sublex_info {
3269 U8 super_state; /* lexer state to save */
3270 U16 sub_inwhat; /* "lex_inwhat" to use */
3271 OP *sub_op; /* "lex_op" to use */
3272 SV *repl; /* replacement of s/// or y/// */
3277 typedef struct magic_state MGS; /* struct magic_state defined in mg.c */
3279 #if defined(PERL_IN_REGCOMP_C) || defined(PERL_IN_REGEXEC_C)
3281 /* These have to be predeclared, as they are used in proto.h which is #included
3282 * before their definitions in regcomp.h. */
3285 struct regnode_charclass_class;
3287 /* A hopefully less confusing name. The sub-classes are all Posix classes only
3288 * used under /l matching */
3289 typedef struct regnode_charclass_class regnode_charclass_posixl;
3291 typedef struct regnode_ssc regnode_ssc;
3292 typedef struct RExC_state_t RExC_state_t;
3293 struct _reg_trie_data;
3297 struct ptr_tbl_ent {
3298 struct ptr_tbl_ent* next;
3304 struct ptr_tbl_ent** tbl_ary;
3307 struct ptr_tbl_arena *tbl_arena;
3308 struct ptr_tbl_ent *tbl_arena_next;
3309 struct ptr_tbl_ent *tbl_arena_end;
3312 #if defined(htonl) && !defined(HAS_HTONL)
3315 #if defined(htons) && !defined(HAS_HTONS)
3318 #if defined(ntohl) && !defined(HAS_NTOHL)
3321 #if defined(ntohs) && !defined(HAS_NTOHS)
3329 # if (BYTEORDER & 0xffff) == 0x4321
3330 /* Big endian system, so ntohl, ntohs, htonl and htons do not need to
3331 re-order their values. However, to behave identically to the alternative
3332 implementations, they should truncate to the correct size. */
3333 # define ntohl(x) ((x)&0xFFFFFFFF)
3334 # define htonl(x) ntohl(x)
3335 # define ntohs(x) ((x)&0xFFFF)
3336 # define htons(x) ntohs(x)
3337 # elif BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3339 /* Note that we can't straight out declare our own htonl and htons because
3340 the Win32 build process forcibly undefines HAS_HTONL etc for its miniperl,
3341 to avoid the overhead of initialising the socket subsystem, but the headers
3342 that *declare* the various functions are still seen. If we declare our own
3343 htonl etc they will clash with the declarations in the Win32 headers. */
3345 PERL_STATIC_INLINE U32
3346 my_swap32(const U32 x) {
3347 return ((x & 0xFF) << 24) | ((x >> 24) & 0xFF)
3348 | ((x & 0x0000FF00) << 8) | ((x & 0x00FF0000) >> 8);
3351 PERL_STATIC_INLINE U16
3352 my_swap16(const U16 x) {
3353 return ((x & 0xFF) << 8) | ((x >> 8) & 0xFF);
3356 # define htonl(x) my_swap32(x)
3357 # define ntohl(x) my_swap32(x)
3358 # define ntohs(x) my_swap16(x)
3359 # define htons(x) my_swap16(x)
3361 # error "Unsupported byteorder"
3362 /* The C pre-processor doesn't let us return the value of BYTEORDER as part of
3363 the error message. Please check the value of the macro BYTEORDER, as defined
3364 in config.h. The values of BYTEORDER we expect are
3366 big endian little endian
3367 32 bit 0x4321 0x1234
3368 64 bit 0x87654321 0x12345678
3370 If you have a system with a different byte order, please see
3371 pod/perlhack.pod for how to submit a patch to add supporting code.
3377 * Little-endian byte order functions - 'v' for 'VAX', or 'reVerse'.
3380 #if BYTEORDER == 0x1234 || BYTEORDER == 0x12345678
3381 /* Little endian system, so vtohl, vtohs, htovl and htovs do not need to
3382 re-order their values. However, to behave identically to the alternative
3383 implementations, they should truncate to the correct size. */
3384 # define vtohl(x) ((x)&0xFFFFFFFF)
3385 # define vtohs(x) ((x)&0xFFFF)
3386 # define htovl(x) vtohl(x)
3387 # define htovs(x) vtohs(x)
3388 #elif BYTEORDER == 0x4321 || BYTEORDER == 0x87654321
3389 # define vtohl(x) ((((x)&0xFF)<<24) \
3391 +(((x)&0x0000FF00)<<8) \
3392 +(((x)&0x00FF0000)>>8) )
3393 # define vtohs(x) ((((x)&0xFF)<<8) + (((x)>>8)&0xFF))
3394 # define htovl(x) vtohl(x)
3395 # define htovs(x) vtohs(x)
3397 # error "Unsupported byteorder"
3398 /* If you have need for current perl on PDP-11 or similar, and can help test
3399 that blead keeps working on a mixed-endian system, then see
3400 pod/perlhack.pod for how to submit patches to things working again. */
3403 /* *MAX Plus 1. A floating point value.
3404 Hopefully expressed in a way that dodgy floating point can't mess up.
3405 >> 2 rather than 1, so that value is safely less than I32_MAX after 1
3407 May find that some broken compiler will want the value cast to I32.
3408 [after the shift, as signed >> may not be as secure as unsigned >>]
3410 #define I32_MAX_P1 (2.0 * (1 + (((U32)I32_MAX) >> 1)))
3411 #define U32_MAX_P1 (4.0 * (1 + ((U32_MAX) >> 2)))
3412 /* For compilers that can't correctly cast NVs over 0x7FFFFFFF (or
3413 0x7FFFFFFFFFFFFFFF) to an unsigned integer. In the future, sizeof(UV)
3414 may be greater than sizeof(IV), so don't assume that half max UV is max IV.
3416 #define U32_MAX_P1_HALF (2.0 * (1 + ((U32_MAX) >> 2)))
3418 #define UV_MAX_P1 (4.0 * (1 + ((UV_MAX) >> 2)))
3419 #define IV_MAX_P1 (2.0 * (1 + (((UV)IV_MAX) >> 1)))
3420 #define UV_MAX_P1_HALF (2.0 * (1 + ((UV_MAX) >> 2)))
3422 /* This may look like unnecessary jumping through hoops, but converting
3423 out of range floating point values to integers *is* undefined behaviour,
3424 and it is starting to bite.
3427 #define I_32(what) (cast_i32((NV)(what)))
3428 #define U_32(what) (cast_ulong((NV)(what)))
3429 #define I_V(what) (cast_iv((NV)(what)))
3430 #define U_V(what) (cast_uv((NV)(what)))
3432 #define I_32(n) ((n) < I32_MAX_P1 ? ((n) < I32_MIN ? I32_MIN : (I32) (n)) \
3433 : ((n) < U32_MAX_P1 ? (I32)(U32) (n) \
3434 : ((n) > 0 ? (I32) U32_MAX : 0 /* NaN */)))
3435 #define U_32(n) ((n) < 0.0 ? ((n) < I32_MIN ? (UV) I32_MIN : (U32)(I32) (n)) \
3436 : ((n) < U32_MAX_P1 ? (U32) (n) \
3437 : ((n) > 0 ? U32_MAX : 0 /* NaN */)))
3438 #define I_V(n) ((n) < IV_MAX_P1 ? ((n) < IV_MIN ? IV_MIN : (IV) (n)) \
3439 : ((n) < UV_MAX_P1 ? (IV)(UV) (n) \
3440 : ((n) > 0 ? (IV)UV_MAX : 0 /* NaN */)))
3441 #define U_V(n) ((n) < 0.0 ? ((n) < IV_MIN ? (UV) IV_MIN : (UV)(IV) (n)) \
3442 : ((n) < UV_MAX_P1 ? (UV) (n) \
3443 : ((n) > 0 ? UV_MAX : 0 /* NaN */)))
3446 #define U_S(what) ((U16)U_32(what))
3447 #define U_I(what) ((unsigned int)U_32(what))
3448 #define U_L(what) U_32(what)
3451 # define Perl_signbit signbit
3454 /* These do not care about the fractional part, only about the range. */
3455 #define NV_WITHIN_IV(nv) (I_V(nv) >= IV_MIN && I_V(nv) <= IV_MAX)
3456 #define NV_WITHIN_UV(nv) ((nv)>=0.0 && U_V(nv) >= UV_MIN && U_V(nv) <= UV_MAX)
3458 /* Used with UV/IV arguments: */
3459 /* XXXX: need to speed it up */
3460 #define CLUMP_2UV(iv) ((iv) < 0 ? 0 : (UV)(iv))
3461 #define CLUMP_2IV(uv) ((uv) > (UV)IV_MAX ? IV_MAX : (IV)(uv))
3468 #if !(defined(WIN32) || defined(UNDER_CE) || defined(SYMBIAN))
3469 Uid_t getuid (void);
3470 Uid_t geteuid (void);
3471 Gid_t getgid (void);
3472 Gid_t getegid (void);
3476 #ifndef Perl_debug_log
3477 # define Perl_debug_log PerlIO_stderr()
3480 #ifndef Perl_error_log
3481 # define Perl_error_log (PL_stderrgv \
3482 && isGV(PL_stderrgv) \
3483 && GvIOp(PL_stderrgv) \
3484 && IoOFP(GvIOp(PL_stderrgv)) \
3485 ? IoOFP(GvIOp(PL_stderrgv)) \
3490 #define DEBUG_p_FLAG 0x00000001 /* 1 */
3491 #define DEBUG_s_FLAG 0x00000002 /* 2 */
3492 #define DEBUG_l_FLAG 0x00000004 /* 4 */
3493 #define DEBUG_t_FLAG 0x00000008 /* 8 */
3494 #define DEBUG_o_FLAG 0x00000010 /* 16 */
3495 #define DEBUG_c_FLAG 0x00000020 /* 32 */
3496 #define DEBUG_P_FLAG 0x00000040 /* 64 */
3497 #define DEBUG_m_FLAG 0x00000080 /* 128 */
3498 #define DEBUG_f_FLAG 0x00000100 /* 256 */
3499 #define DEBUG_r_FLAG 0x00000200 /* 512 */
3500 #define DEBUG_x_FLAG 0x00000400 /* 1024 */
3501 #define DEBUG_u_FLAG 0x00000800 /* 2048 */
3502 /* U is reserved for Unofficial, exploratory hacking */
3503 #define DEBUG_U_FLAG 0x00001000 /* 4096 */
3504 #define DEBUG_H_FLAG 0x00002000 /* 8192 */
3505 #define DEBUG_X_FLAG 0x00004000 /* 16384 */
3506 #define DEBUG_D_FLAG 0x00008000 /* 32768 */
3507 #define DEBUG_S_FLAG 0x00010000 /* 65536 */
3508 #define DEBUG_T_FLAG 0x00020000 /* 131072 */
3509 #define DEBUG_R_FLAG 0x00040000 /* 262144 */
3510 #define DEBUG_J_FLAG 0x00080000 /* 524288 */
3511 #define DEBUG_v_FLAG 0x00100000 /*1048576 */
3512 #define DEBUG_C_FLAG 0x00200000 /*2097152 */
3513 #define DEBUG_A_FLAG 0x00400000 /*4194304 */
3514 #define DEBUG_q_FLAG 0x00800000 /*8388608 */
3515 #define DEBUG_M_FLAG 0x01000000 /*16777216*/
3516 #define DEBUG_B_FLAG 0x02000000 /*33554432*/
3517 #define DEBUG_MASK 0x03FFEFFF /* mask of all the standard flags */
3519 #define DEBUG_DB_RECURSE_FLAG 0x40000000
3520 #define DEBUG_TOP_FLAG 0x80000000 /* XXX what's this for ??? Signal
3521 that something was done? */
3523 # define DEBUG_p_TEST_ (PL_debug & DEBUG_p_FLAG)
3524 # define DEBUG_s_TEST_ (PL_debug & DEBUG_s_FLAG)
3525 # define DEBUG_l_TEST_ (PL_debug & DEBUG_l_FLAG)
3526 # define DEBUG_t_TEST_ (PL_debug & DEBUG_t_FLAG)
3527 # define DEBUG_o_TEST_ (PL_debug & DEBUG_o_FLAG)
3528 # define DEBUG_c_TEST_ (PL_debug & DEBUG_c_FLAG)
3529 # define DEBUG_P_TEST_ (PL_debug & DEBUG_P_FLAG)
3530 # define DEBUG_m_TEST_ (PL_debug & DEBUG_m_FLAG)
3531 # define DEBUG_f_TEST_ (PL_debug & DEBUG_f_FLAG)
3532 # define DEBUG_r_TEST_ (PL_debug & DEBUG_r_FLAG)
3533 # define DEBUG_x_TEST_ (PL_debug & DEBUG_x_FLAG)
3534 # define DEBUG_u_TEST_ (PL_debug & DEBUG_u_FLAG)
3535 # define DEBUG_U_TEST_ (PL_debug & DEBUG_U_FLAG)
3536 # define DEBUG_H_TEST_ (PL_debug & DEBUG_H_FLAG)
3537 # define DEBUG_X_TEST_ (PL_debug & DEBUG_X_FLAG)
3538 # define DEBUG_D_TEST_ (PL_debug & DEBUG_D_FLAG)
3539 # define DEBUG_S_TEST_ (PL_debug & DEBUG_S_FLAG)
3540 # define DEBUG_T_TEST_ (PL_debug & DEBUG_T_FLAG)
3541 # define DEBUG_R_TEST_ (PL_debug & DEBUG_R_FLAG)
3542 # define DEBUG_J_TEST_ (PL_debug & DEBUG_J_FLAG)
3543 # define DEBUG_v_TEST_ (PL_debug & DEBUG_v_FLAG)
3544 # define DEBUG_C_TEST_ (PL_debug & DEBUG_C_FLAG)
3545 # define DEBUG_A_TEST_ (PL_debug & DEBUG_A_FLAG)
3546 # define DEBUG_q_TEST_ (PL_debug & DEBUG_q_FLAG)
3547 # define DEBUG_M_TEST_ (PL_debug & DEBUG_M_FLAG)
3548 # define DEBUG_B_TEST_ (PL_debug & DEBUG_B_FLAG)
3549 # define DEBUG_Xv_TEST_ (DEBUG_X_TEST_ && DEBUG_v_TEST_)
3550 # define DEBUG_Uv_TEST_ (DEBUG_U_TEST_ && DEBUG_v_TEST_)
3551 # define DEBUG_Pv_TEST_ (DEBUG_P_TEST_ && DEBUG_v_TEST_)
3555 # define DEBUG_p_TEST DEBUG_p_TEST_
3556 # define DEBUG_s_TEST DEBUG_s_TEST_
3557 # define DEBUG_l_TEST DEBUG_l_TEST_
3558 # define DEBUG_t_TEST DEBUG_t_TEST_
3559 # define DEBUG_o_TEST DEBUG_o_TEST_
3560 # define DEBUG_c_TEST DEBUG_c_TEST_
3561 # define DEBUG_P_TEST DEBUG_P_TEST_
3562 # define DEBUG_m_TEST DEBUG_m_TEST_
3563 # define DEBUG_f_TEST DEBUG_f_TEST_
3564 # define DEBUG_r_TEST DEBUG_r_TEST_
3565 # define DEBUG_x_TEST DEBUG_x_TEST_
3566 # define DEBUG_u_TEST DEBUG_u_TEST_
3567 # define DEBUG_U_TEST DEBUG_U_TEST_
3568 # define DEBUG_H_TEST DEBUG_H_TEST_
3569 # define DEBUG_X_TEST DEBUG_X_TEST_
3570 # define DEBUG_D_TEST DEBUG_D_TEST_
3571 # define DEBUG_S_TEST DEBUG_S_TEST_
3572 # define DEBUG_T_TEST DEBUG_T_TEST_
3573 # define DEBUG_R_TEST DEBUG_R_TEST_
3574 # define DEBUG_J_TEST DEBUG_J_TEST_
3575 # define DEBUG_v_TEST DEBUG_v_TEST_
3576 # define DEBUG_C_TEST DEBUG_C_TEST_
3577 # define DEBUG_A_TEST DEBUG_A_TEST_
3578 # define DEBUG_q_TEST DEBUG_q_TEST_
3579 # define DEBUG_M_TEST DEBUG_M_TEST_
3580 # define DEBUG_B_TEST DEBUG_B_TEST_
3581 # define DEBUG_Xv_TEST DEBUG_Xv_TEST_
3582 # define DEBUG_Uv_TEST DEBUG_Uv_TEST_
3583 # define DEBUG_Pv_TEST DEBUG_Pv_TEST_
3585 # define PERL_DEB(a) a
3586 # define PERL_DEBUG(a) if (PL_debug) a
3587 # define DEBUG_p(a) if (DEBUG_p_TEST) a
3588 # define DEBUG_s(a) if (DEBUG_s_TEST) a
3589 # define DEBUG_l(a) if (DEBUG_l_TEST) a
3590 # define DEBUG_t(a) if (DEBUG_t_TEST) a
3591 # define DEBUG_o(a) if (DEBUG_o_TEST) a
3592 # define DEBUG_c(a) if (DEBUG_c_TEST) a
3593 # define DEBUG_P(a) if (DEBUG_P_TEST) a
3595 /* Temporarily turn off memory debugging in case the a
3596 * does memory allocation, either directly or indirectly. */
3597 # define DEBUG_m(a) \
3599 if (PERL_GET_INTERP) { dTHX; if (DEBUG_m_TEST) {PL_debug&=~DEBUG_m_FLAG; a; PL_debug|=DEBUG_m_FLAG;} } \
3602 # define DEBUG__(t, a) \
3604 if (t) STMT_START {a;} STMT_END; \
3607 # define DEBUG_f(a) DEBUG__(DEBUG_f_TEST, a)
3608 #ifndef PERL_EXT_RE_BUILD
3609 # define DEBUG_r(a) DEBUG__(DEBUG_r_TEST, a)
3611 # define DEBUG_r(a) STMT_START {a;} STMT_END
3612 #endif /* PERL_EXT_RE_BUILD */
3613 # define DEBUG_x(a) DEBUG__(DEBUG_x_TEST, a)
3614 # define DEBUG_u(a) DEBUG__(DEBUG_u_TEST, a)
3615 # define DEBUG_U(a) DEBUG__(DEBUG_U_TEST, a)
3616 # define DEBUG_H(a) DEBUG__(DEBUG_H_TEST, a)
3617 # define DEBUG_X(a) DEBUG__(DEBUG_X_TEST, a)
3618 # define DEBUG_D(a) DEBUG__(DEBUG_D_TEST, a)
3619 # define DEBUG_Xv(a) DEBUG__(DEBUG_Xv_TEST, a)
3620 # define DEBUG_Uv(a) DEBUG__(DEBUG_Uv_TEST, a)
3621 # define DEBUG_Pv(a) DEBUG__(DEBUG_Pv_TEST, a)
3623 # define DEBUG_S(a) DEBUG__(DEBUG_S_TEST, a)
3624 # define DEBUG_T(a) DEBUG__(DEBUG_T_TEST, a)
3625 # define DEBUG_R(a) DEBUG__(DEBUG_R_TEST, a)
3626 # define DEBUG_v(a) DEBUG__(DEBUG_v_TEST, a)
3627 # define DEBUG_C(a) DEBUG__(DEBUG_C_TEST, a)
3628 # define DEBUG_A(a) DEBUG__(DEBUG_A_TEST, a)
3629 # define DEBUG_q(a) DEBUG__(DEBUG_q_TEST, a)
3630 # define DEBUG_M(a) DEBUG__(DEBUG_M_TEST, a)
3631 # define DEBUG_B(a) DEBUG__(DEBUG_B_TEST, a)
3633 #else /* DEBUGGING */
3635 # define DEBUG_p_TEST (0)
3636 # define DEBUG_s_TEST (0)
3637 # define DEBUG_l_TEST (0)
3638 # define DEBUG_t_TEST (0)
3639 # define DEBUG_o_TEST (0)
3640 # define DEBUG_c_TEST (0)
3641 # define DEBUG_P_TEST (0)
3642 # define DEBUG_m_TEST (0)
3643 # define DEBUG_f_TEST (0)
3644 # define DEBUG_r_TEST (0)
3645 # define DEBUG_x_TEST (0)
3646 # define DEBUG_u_TEST (0)
3647 # define DEBUG_U_TEST (0)
3648 # define DEBUG_H_TEST (0)
3649 # define DEBUG_X_TEST (0)
3650 # define DEBUG_D_TEST (0)
3651 # define DEBUG_S_TEST (0)
3652 # define DEBUG_T_TEST (0)
3653 # define DEBUG_R_TEST (0)
3654 # define DEBUG_J_TEST (0)
3655 # define DEBUG_v_TEST (0)
3656 # define DEBUG_C_TEST (0)
3657 # define DEBUG_A_TEST (0)
3658 # define DEBUG_q_TEST (0)
3659 # define DEBUG_M_TEST (0)
3660 # define DEBUG_B_TEST (0)
3661 # define DEBUG_Xv_TEST (0)
3662 # define DEBUG_Uv_TEST (0)
3663 # define DEBUG_Pv_TEST (0)
3665 # define PERL_DEB(a)
3666 # define PERL_DEBUG(a)
3692 # define DEBUG_Xv(a)
3693 # define DEBUG_Uv(a)
3694 # define DEBUG_Pv(a)
3695 #endif /* DEBUGGING */
3698 #define DEBUG_SCOPE(where) \
3700 Perl_deb(aTHX_ "%s scope %ld (savestack=%ld) at %s:%d\n", \
3701 where, (long)PL_scopestack_ix, (long)PL_savestack_ix, \
3702 __FILE__, __LINE__));
3704 #if defined(DEBUGGING) && defined(I_ASSERT)
3705 # include <assert.h>
3708 /* Keep the old croak based assert for those who want it, and as a fallback if
3709 the platform is so heretically non-ANSI that it can't assert. */
3711 #define Perl_assert(what) PERL_DEB( \
3712 ((what) ? ((void) 0) : \
3713 (Perl_croak_nocontext("Assertion %s failed: file \"" __FILE__ \
3714 "\", line %d", STRINGIFY(what), __LINE__), \
3718 # define assert(what) Perl_assert(what)
3721 # define assert_(what) assert(what),
3723 # define assert_(what)
3727 I32 (*uf_val)(pTHX_ IV, SV*);
3728 I32 (*uf_set)(pTHX_ IV, SV*);
3732 /* In pre-5.7-Perls the PERL_MAGIC_uvar magic didn't get the thread context.
3733 * XS code wanting to be backward compatible can do something
3734 * like the following:
3736 #ifndef PERL_MG_UFUNC
3737 #define PERL_MG_UFUNC(name,ix,sv) I32 name(IV ix, SV *sv)
3740 static PERL_MG_UFUNC(foo_get, index, val)
3750 #ifndef PERL_MG_UFUNC
3751 #define PERL_MG_UFUNC(name,ix,sv) I32 name(pTHX_ IV ix, SV *sv)
3754 /* Fix these up for __STDC__ */
3755 #ifndef DONT_DECLARE_STD
3756 char *mktemp (char*);
3758 double atof (const char*);
3763 /* All of these are in stdlib.h or time.h for ANSI C */
3765 struct tm *gmtime(), *localtime();
3767 char *(strchr)(), *(strrchr)();
3768 char *(strcpy)(), *(strcat)();
3770 char *strchr(), *strrchr();
3771 char *strcpy(), *strcat();
3773 #endif /* ! STANDARD_C */
3780 double exp (double);
3781 double log (double);
3782 double log10 (double);
3783 double sqrt (double);
3784 double frexp (double,int*);
3785 double ldexp (double,int);
3786 double modf (double,double*);
3787 double sin (double);
3788 double cos (double);
3789 double atan2 (double,double);
3790 double pow (double,double);
3794 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(LDBL_INFINITY)
3795 # define NV_INF LDBL_INFINITY
3797 #if !defined(NV_INF) && defined(DBL_INFINITY)
3798 # define NV_INF (NV)DBL_INFINITY
3800 #if !defined(NV_INF) && defined(INFINITY)
3801 # define NV_INF (NV)INFINITY
3803 #if !defined(NV_INF) && defined(INF)
3804 # define NV_INF (NV)INF
3806 #if !defined(NV_INF) && defined(USE_LONG_DOUBLE) && defined(HUGE_VALL)
3807 # define NV_INF (NV)HUGE_VALL
3809 #if !defined(NV_INF) && defined(HUGE_VAL)
3810 # define NV_INF (NV)HUGE_VAL
3813 #if !defined(NV_NAN) && defined(USE_LONG_DOUBLE)
3814 # if !defined(NV_NAN) && defined(LDBL_NAN)
3815 # define NV_NAN LDBL_NAN
3817 # if !defined(NV_NAN) && defined(LDBL_QNAN)
3818 # define NV_NAN LDBL_QNAN
3820 # if !defined(NV_NAN) && defined(LDBL_SNAN)
3821 # define NV_NAN LDBL_SNAN
3824 #if !defined(NV_NAN) && defined(DBL_NAN)
3825 # define NV_NAN (NV)DBL_NAN
3827 #if !defined(NV_NAN) && defined(DBL_QNAN)
3828 # define NV_NAN (NV)DBL_QNAN
3830 #if !defined(NV_NAN) && defined(DBL_SNAN)
3831 # define NV_NAN (NV)DBL_SNAN
3833 #if !defined(NV_NAN) && defined(QNAN)
3834 # define NV_NAN (NV)QNAN
3836 #if !defined(NV_NAN) && defined(SNAN)
3837 # define NV_NAN (NV)SNAN
3839 #if !defined(NV_NAN) && defined(NAN)
3840 # define NV_NAN (NV)NAN
3844 # if defined(NeXT) || defined(__NeXT__) /* or whatever catches all NeXTs */
3845 char *crypt (); /* Maybe more hosts will need the unprototyped version */
3847 # if !defined(WIN32) && !defined(VMS)
3849 char *crypt (const char*, const char*);
3851 # endif /* !WIN32 */
3852 # endif /* !NeXT && !__NeXT__ */
3853 # ifndef DONT_DECLARE_STD
3855 char *getenv (const char*);
3856 # endif /* !getenv */
3857 # if !defined(HAS_LSEEK_PROTO) && !defined(__hpux)
3858 # ifdef _FILE_OFFSET_BITS
3859 # if _FILE_OFFSET_BITS == 64
3860 Off_t lseek (int,Off_t,int);
3864 # endif /* !DONT_DECLARE_STD */
3867 char *getlogin (void);
3869 # endif /* !WIN32 */
3870 #endif /* !__cplusplus */
3872 /* Fixme on VMS. This needs to be a run-time, not build time options */
3873 /* Also rename() is affected by this */
3874 #ifdef UNLINK_ALL_VERSIONS /* Currently only makes sense for VMS */
3875 #define UNLINK unlnk
3876 I32 unlnk (pTHX_ const char*);
3878 #define UNLINK PerlLIO_unlink
3881 /* some versions of glibc are missing the setresuid() proto */
3882 #if defined(HAS_SETRESUID) && !defined(HAS_SETRESUID_PROTO)
3883 int setresuid(uid_t ruid, uid_t euid, uid_t suid);
3885 /* some versions of glibc are missing the setresgid() proto */
3886 #if defined(HAS_SETRESGID) && !defined(HAS_SETRESGID_PROTO)
3887 int setresgid(gid_t rgid, gid_t egid, gid_t sgid);
3890 #ifndef HAS_SETREUID
3891 # ifdef HAS_SETRESUID
3892 # define setreuid(r,e) setresuid(r,e,(Uid_t)-1)
3893 # define HAS_SETREUID
3896 #ifndef HAS_SETREGID
3897 # ifdef HAS_SETRESGID
3898 # define setregid(r,e) setresgid(r,e,(Gid_t)-1)
3899 # define HAS_SETREGID
3903 /* Sighandler_t defined in iperlsys.h */
3905 #ifdef HAS_SIGACTION
3906 typedef struct sigaction Sigsave_t;
3908 typedef Sighandler_t Sigsave_t;
3919 # define RUNOPS_DEFAULT Perl_runops_debug
3921 # define RUNOPS_DEFAULT Perl_runops_standard
3925 EXTERN_C void PerlIO_teardown(void);
3926 # ifdef USE_ITHREADS
3927 # define PERLIO_INIT MUTEX_INIT(&PL_perlio_mutex)
3928 # define PERLIO_TERM \
3930 PerlIO_teardown(); \
3931 MUTEX_DESTROY(&PL_perlio_mutex);\
3934 # define PERLIO_INIT
3935 # define PERLIO_TERM PerlIO_teardown()
3938 # define PERLIO_INIT
3939 # define PERLIO_TERM
3943 # ifdef MUTEX_INIT_CALLS_MALLOC
3944 # define MALLOC_INIT \
3946 PL_malloc_mutex = NULL; \
3947 MUTEX_INIT(&PL_malloc_mutex); \
3949 # define MALLOC_TERM \
3951 perl_mutex tmp = PL_malloc_mutex; \
3952 PL_malloc_mutex = NULL; \
3953 MUTEX_DESTROY(&tmp); \
3956 # define MALLOC_INIT MUTEX_INIT(&PL_malloc_mutex)
3957 # define MALLOC_TERM MUTEX_DESTROY(&PL_malloc_mutex)
3960 # define MALLOC_INIT
3961 # define MALLOC_TERM
3964 #if defined(PERL_IMPLICIT_CONTEXT)
3966 struct perl_memory_debug_header;
3967 struct perl_memory_debug_header {
3972 struct perl_memory_debug_header *prev;
3973 struct perl_memory_debug_header *next;
3976 # define sTHX (sizeof(struct perl_memory_debug_header) + \
3977 (MEM_ALIGNBYTES - sizeof(struct perl_memory_debug_header) \
3978 %MEM_ALIGNBYTES) % MEM_ALIGNBYTES)
3984 #ifdef PERL_TRACK_MEMPOOL
3985 # define INIT_TRACK_MEMPOOL(header, interp) \
3987 (header).interpreter = (interp); \
3988 (header).prev = (header).next = &(header); \
3991 # define INIT_TRACK_MEMPOOL(header, interp)
3994 #ifdef I_MALLOCMALLOC
3995 /* Needed for malloc_size(), malloc_good_size() on some systems */
3996 # include <malloc/malloc.h>
4000 # define Perl_safesysmalloc_size(where) Perl_malloced_size(where)
4002 # ifdef HAS_MALLOC_SIZE
4003 # ifdef PERL_TRACK_MEMPOOL
4004 # define Perl_safesysmalloc_size(where) \
4005 (malloc_size(((char *)(where)) - sTHX) - sTHX)
4007 # define Perl_safesysmalloc_size(where) malloc_size(where)
4010 # ifdef HAS_MALLOC_GOOD_SIZE
4011 # ifdef PERL_TRACK_MEMPOOL
4012 # define Perl_malloc_good_size(how_much) \
4013 (malloc_good_size((how_much) + sTHX) - sTHX)
4015 # define Perl_malloc_good_size(how_much) malloc_good_size(how_much)
4018 /* Having this as the identity operation makes some code simpler. */
4019 # define Perl_malloc_good_size(how_much) (how_much)
4023 typedef int (*runops_proc_t)(pTHX);
4024 typedef void (*share_proc_t) (pTHX_ SV *sv);
4025 typedef int (*thrhook_proc_t) (pTHX);
4026 typedef OP* (*PPADDR_t[]) (pTHX);
4027 typedef bool (*destroyable_proc_t) (pTHX_ SV *sv);
4028 typedef void (*despatch_signals_proc_t) (pTHX);
4030 /* NeXT has problems with crt0.o globals */
4031 #if defined(__DYNAMIC__) && \
4032 (defined(NeXT) || defined(__NeXT__) || defined(PERL_DARWIN))
4033 # if defined(NeXT) || defined(__NeXT)
4034 # include <mach-o/dyld.h>
4035 # define environ (*environ_pointer)
4036 EXT char *** environ_pointer;
4038 # if defined(PERL_DARWIN) && defined(PERL_CORE)
4039 # include <crt_externs.h> /* for the env array */
4040 # define environ (*_NSGetEnviron())
4044 /* VMS and some other platforms don't use the environ array */
4045 # ifdef USE_ENVIRON_ARRAY
4046 # if !defined(DONT_DECLARE_STD) || \
4047 (defined(__svr4__) && defined(__GNUC__) && defined(__sun)) || \
4049 extern char ** environ; /* environment variables supplied via exec */
4054 #define PERL_PATCHLEVEL_H_IMPLICIT
4055 #include "patchlevel.h"
4056 #undef PERL_PATCHLEVEL_H_IMPLICIT
4058 #define PERL_VERSION_STRING STRINGIFY(PERL_REVISION) "." \
4059 STRINGIFY(PERL_VERSION) "." \
4060 STRINGIFY(PERL_SUBVERSION)
4062 #define PERL_API_VERSION_STRING STRINGIFY(PERL_API_REVISION) "." \
4063 STRINGIFY(PERL_API_VERSION) "." \
4064 STRINGIFY(PERL_API_SUBVERSION)
4068 /* handy constants */
4069 EXTCONST char PL_warn_uninit[]
4070 INIT("Use of uninitialized value%s%s%s");
4071 EXTCONST char PL_warn_uninit_sv[]
4072 INIT("Use of uninitialized value%"SVf"%s%s");
4073 EXTCONST char PL_warn_nosemi[]
4074 INIT("Semicolon seems to be missing");
4075 EXTCONST char PL_warn_reserved[]
4076 INIT("Unquoted string \"%s\" may clash with future reserved word");
4077 EXTCONST char PL_warn_nl[]
4078 INIT("Unsuccessful %s on filename containing newline");
4079 EXTCONST char PL_no_wrongref[]
4080 INIT("Can't use %s ref as %s ref");
4081 /* The core no longer needs these here. If you require the string constant,
4082 please inline a copy into your own code. */
4083 EXTCONST char PL_no_symref[] __attribute__deprecated__
4084 INIT("Can't use string (\"%.32s\") as %s ref while \"strict refs\" in use");
4085 EXTCONST char PL_no_symref_sv[] __attribute__deprecated__
4086 INIT("Can't use string (\"%" SVf32 "\") as %s ref while \"strict refs\" in use");
4087 EXTCONST char PL_no_usym[]
4088 INIT("Can't use an undefined value as %s reference");
4089 EXTCONST char PL_no_aelem[]
4090 INIT("Modification of non-creatable array value attempted, subscript %d");
4091 EXTCONST char PL_no_helem_sv[]
4092 INIT("Modification of non-creatable hash value attempted, subscript \"%"SVf"\"");
4093 EXTCONST char PL_no_modify[]
4094 INIT("Modification of a read-only value attempted");
4095 EXTCONST char PL_no_mem[sizeof("Out of memory!\n")]
4096 INIT("Out of memory!\n");
4097 EXTCONST char PL_no_security[]
4098 INIT("Insecure dependency in %s%s");
4099 EXTCONST char PL_no_sock_func[]
4100 INIT("Unsupported socket function \"%s\" called");
4101 EXTCONST char PL_no_dir_func[]
4102 INIT("Unsupported directory function \"%s\" called");
4103 EXTCONST char PL_no_func[]
4104 INIT("The %s function is unimplemented");
4105 EXTCONST char PL_no_myglob[]
4106 INIT("\"%s\" variable %s can't be in a package");
4107 EXTCONST char PL_no_localize_ref[]
4108 INIT("Can't localize through a reference");
4109 EXTCONST char PL_memory_wrap[]
4110 INIT("panic: memory wrap");
4112 EXTCONST char PL_Yes[]
4114 EXTCONST char PL_No[]
4116 EXTCONST char PL_hexdigit[]
4117 INIT("0123456789abcdef0123456789ABCDEF");
4119 /* This is constant on most architectures, a global on OS/2 */
4121 EXTCONST char PL_sh_path[]
4122 INIT(SH_PATH); /* full path of shell */
4126 EXTCONST char PL_cshname[]
4128 # define PL_cshlen (sizeof(CSH "") - 1)
4131 /* These are baked at compile time into any shared perl library.
4132 In future releases this will allow us in main() to sanity test the
4133 library we're linking against. */
4135 EXTCONST U8 PL_revision
4136 INIT(PERL_REVISION);
4137 EXTCONST U8 PL_version
4139 EXTCONST U8 PL_subversion
4140 INIT(PERL_SUBVERSION);
4142 EXTCONST char PL_uuemap[65]
4143 INIT("`!\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_");
4146 EXTCONST char PL_uudmap[256] =
4148 # include "uuudmap.h"
4150 # include "uudmap.h"
4153 EXTCONST char PL_bitcount[256] =
4155 # include "ubitcount.h"
4157 # include "bitcount.h"
4160 EXTCONST char* const PL_sig_name[] = { SIG_NAME };
4161 EXTCONST int PL_sig_num[] = { SIG_NUM };
4163 EXTCONST char PL_uudmap[256];
4164 EXTCONST char PL_bitcount[256];
4165 EXTCONST char* const PL_sig_name[];
4166 EXTCONST int PL_sig_num[];
4169 /* fast conversion and case folding tables. The folding tables complement the
4170 * fold, so that 'a' maps to 'A' and 'A' maps to 'a', ignoring more complicated
4171 * folds such as outside the range or to multiple characters. */
4176 /* The EBCDIC fold table depends on the code page, and hence is found in
4179 EXTCONST unsigned char PL_fold[] = {
4180 0, 1, 2, 3, 4, 5, 6, 7,
4181 8, 9, 10, 11, 12, 13, 14, 15,
4182 16, 17, 18, 19, 20, 21, 22, 23,
4183 24, 25, 26, 27, 28, 29, 30, 31,
4184 32, 33, 34, 35, 36, 37, 38, 39,
4185 40, 41, 42, 43, 44, 45, 46, 47,
4186 48, 49, 50, 51, 52, 53, 54, 55,
4187 56, 57, 58, 59, 60, 61, 62, 63,
4188 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4189 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4190 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4191 'x', 'y', 'z', 91, 92, 93, 94, 95,
4192 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4193 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4194 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4195 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4196 128, 129, 130, 131, 132, 133, 134, 135,
4197 136, 137, 138, 139, 140, 141, 142, 143,
4198 144, 145, 146, 147, 148, 149, 150, 151,
4199 152, 153, 154, 155, 156, 157, 158, 159,
4200 160, 161, 162, 163, 164, 165, 166, 167,
4201 168, 169, 170, 171, 172, 173, 174, 175,
4202 176, 177, 178, 179, 180, 181, 182, 183,
4203 184, 185, 186, 187, 188, 189, 190, 191,
4204 192, 193, 194, 195, 196, 197, 198, 199,
4205 200, 201, 202, 203, 204, 205, 206, 207,
4206 208, 209, 210, 211, 212, 213, 214, 215,
4207 216, 217, 218, 219, 220, 221, 222, 223,
4208 224, 225, 226, 227, 228, 229, 230, 231,
4209 232, 233, 234, 235, 236, 237, 238, 239,
4210 240, 241, 242, 243, 244, 245, 246, 247,
4211 248, 249, 250, 251, 252, 253, 254, 255
4213 EXTCONST unsigned char PL_fold_latin1[] = {
4214 /* Full latin1 complement folding, except for three problematic code points:
4215 * Micro sign (181 = 0xB5) and y with diearesis (255 = 0xFF) have their
4216 * fold complements outside the Latin1 range, so can't match something
4217 * that isn't in utf8.
4218 * German lower case sharp s (223 = 0xDF) folds to two characters, 'ss',
4219 * not one, so can't be represented in this table.
4221 * All have to be specially handled */
4222 0, 1, 2, 3, 4, 5, 6, 7,
4223 8, 9, 10, 11, 12, 13, 14, 15,
4224 16, 17, 18, 19, 20, 21, 22, 23,
4225 24, 25, 26, 27, 28, 29, 30, 31,
4226 32, 33, 34, 35, 36, 37, 38, 39,
4227 40, 41, 42, 43, 44, 45, 46, 47,
4228 48, 49, 50, 51, 52, 53, 54, 55,
4229 56, 57, 58, 59, 60, 61, 62, 63,
4230 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4231 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4232 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4233 'x', 'y', 'z', 91, 92, 93, 94, 95,
4234 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4235 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4236 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4237 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4238 128, 129, 130, 131, 132, 133, 134, 135,
4239 136, 137, 138, 139, 140, 141, 142, 143,
4240 144, 145, 146, 147, 148, 149, 150, 151,
4241 152, 153, 154, 155, 156, 157, 158, 159,
4242 160, 161, 162, 163, 164, 165, 166, 167,
4243 168, 169, 170, 171, 172, 173, 174, 175,
4244 176, 177, 178, 179, 180, 181 /*micro */, 182, 183,
4245 184, 185, 186, 187, 188, 189, 190, 191,
4246 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4247 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4248 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4249 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223 /* ss */,
4250 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4251 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4252 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4253 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32,
4254 255 /* y with diaeresis */
4257 /* If these tables are accessed through ebcdic, the access will be converted to
4259 EXTCONST unsigned char PL_latin1_lc[] = { /* lowercasing */
4260 0, 1, 2, 3, 4, 5, 6, 7,
4261 8, 9, 10, 11, 12, 13, 14, 15,
4262 16, 17, 18, 19, 20, 21, 22, 23,
4263 24, 25, 26, 27, 28, 29, 30, 31,
4264 32, 33, 34, 35, 36, 37, 38, 39,
4265 40, 41, 42, 43, 44, 45, 46, 47,
4266 48, 49, 50, 51, 52, 53, 54, 55,
4267 56, 57, 58, 59, 60, 61, 62, 63,
4268 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4269 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4270 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4271 'x', 'y', 'z', 91, 92, 93, 94, 95,
4272 96, 97, 98, 99, 100, 101, 102, 103,
4273 104, 105, 106, 107, 108, 109, 110, 111,
4274 112, 113, 114, 115, 116, 117, 118, 119,
4275 120, 121, 122, 123, 124, 125, 126, 127,
4276 128, 129, 130, 131, 132, 133, 134, 135,
4277 136, 137, 138, 139, 140, 141, 142, 143,
4278 144, 145, 146, 147, 148, 149, 150, 151,
4279 152, 153, 154, 155, 156, 157, 158, 159,
4280 160, 161, 162, 163, 164, 165, 166, 167,
4281 168, 169, 170, 171, 172, 173, 174, 175,
4282 176, 177, 178, 179, 180, 181, 182, 183,
4283 184, 185, 186, 187, 188, 189, 190, 191,
4284 192+32, 193+32, 194+32, 195+32, 196+32, 197+32, 198+32, 199+32,
4285 200+32, 201+32, 202+32, 203+32, 204+32, 205+32, 206+32, 207+32,
4286 208+32, 209+32, 210+32, 211+32, 212+32, 213+32, 214+32, 215,
4287 216+32, 217+32, 218+32, 219+32, 220+32, 221+32, 222+32, 223,
4288 224, 225, 226, 227, 228, 229, 230, 231,
4289 232, 233, 234, 235, 236, 237, 238, 239,
4290 240, 241, 242, 243, 244, 245, 246, 247,
4291 248, 249, 250, 251, 252, 253, 254, 255
4294 /* upper and title case of latin1 characters, modified so that the three tricky
4295 * ones are mapped to 255 (which is one of the three) */
4296 EXTCONST unsigned char PL_mod_latin1_uc[] = {
4297 0, 1, 2, 3, 4, 5, 6, 7,
4298 8, 9, 10, 11, 12, 13, 14, 15,
4299 16, 17, 18, 19, 20, 21, 22, 23,
4300 24, 25, 26, 27, 28, 29, 30, 31,
4301 32, 33, 34, 35, 36, 37, 38, 39,
4302 40, 41, 42, 43, 44, 45, 46, 47,
4303 48, 49, 50, 51, 52, 53, 54, 55,
4304 56, 57, 58, 59, 60, 61, 62, 63,
4305 64, 65, 66, 67, 68, 69, 70, 71,
4306 72, 73, 74, 75, 76, 77, 78, 79,
4307 80, 81, 82, 83, 84, 85, 86, 87,
4308 88, 89, 90, 91, 92, 93, 94, 95,
4309 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4310 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4311 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4312 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4313 128, 129, 130, 131, 132, 133, 134, 135,
4314 136, 137, 138, 139, 140, 141, 142, 143,
4315 144, 145, 146, 147, 148, 149, 150, 151,
4316 152, 153, 154, 155, 156, 157, 158, 159,
4317 160, 161, 162, 163, 164, 165, 166, 167,
4318 168, 169, 170, 171, 172, 173, 174, 175,
4319 176, 177, 178, 179, 180, 255 /*micro*/, 182, 183,
4320 184, 185, 186, 187, 188, 189, 190, 191,
4321 192, 193, 194, 195, 196, 197, 198, 199,
4322 200, 201, 202, 203, 204, 205, 206, 207,
4323 208, 209, 210, 211, 212, 213, 214, 215,
4324 216, 217, 218, 219, 220, 221, 222, 255 /*sharp s*/,
4325 224-32, 225-32, 226-32, 227-32, 228-32, 229-32, 230-32, 231-32,
4326 232-32, 233-32, 234-32, 235-32, 236-32, 237-32, 238-32, 239-32,
4327 240-32, 241-32, 242-32, 243-32, 244-32, 245-32, 246-32, 247,
4328 248-32, 249-32, 250-32, 251-32, 252-32, 253-32, 254-32, 255
4330 #endif /* !EBCDIC, but still in DOINIT */
4331 #else /* ! DOINIT */
4333 EXTCONST unsigned char PL_fold[];
4334 EXTCONST unsigned char PL_fold_latin1[];
4335 EXTCONST unsigned char PL_mod_latin1_uc[];
4336 EXTCONST unsigned char PL_latin1_lc[];
4340 #ifndef PERL_GLOBAL_STRUCT /* or perlvars.h */
4342 EXT unsigned char PL_fold_locale[] = { /* Unfortunately not EXTCONST. */
4343 0, 1, 2, 3, 4, 5, 6, 7,
4344 8, 9, 10, 11, 12, 13, 14, 15,
4345 16, 17, 18, 19, 20, 21, 22, 23,
4346 24, 25, 26, 27, 28, 29, 30, 31,
4347 32, 33, 34, 35, 36, 37, 38, 39,
4348 40, 41, 42, 43, 44, 45, 46, 47,
4349 48, 49, 50, 51, 52, 53, 54, 55,
4350 56, 57, 58, 59, 60, 61, 62, 63,
4351 64, 'a', 'b', 'c', 'd', 'e', 'f', 'g',
4352 'h', 'i', 'j', 'k', 'l', 'm', 'n', 'o',
4353 'p', 'q', 'r', 's', 't', 'u', 'v', 'w',
4354 'x', 'y', 'z', 91, 92, 93, 94, 95,
4355 96, 'A', 'B', 'C', 'D', 'E', 'F', 'G',
4356 'H', 'I', 'J', 'K', 'L', 'M', 'N', 'O',
4357 'P', 'Q', 'R', 'S', 'T', 'U', 'V', 'W',
4358 'X', 'Y', 'Z', 123, 124, 125, 126, 127,
4359 128, 129, 130, 131, 132, 133, 134, 135,
4360 136, 137, 138, 139, 140, 141, 142, 143,
4361 144, 145, 146, 147, 148, 149, 150, 151,
4362 152, 153, 154, 155, 156, 157, 158, 159,
4363 160, 161, 162, 163, 164, 165, 166, 167,
4364 168, 169, 170, 171, 172, 173, 174, 175,
4365 176, 177, 178, 179, 180, 181, 182, 183,
4366 184, 185, 186, 187, 188, 189, 190, 191,
4367 192, 193, 194, 195, 196, 197, 198, 199,
4368 200, 201, 202, 203, 204, 205, 206, 207,
4369 208, 209, 210, 211, 212, 213, 214, 215,
4370 216, 217, 218, 219, 220, 221, 222, 223,
4371 224, 225, 226, 227, 228, 229, 230, 231,
4372 232, 233, 234, 235, 236, 237, 238, 239,
4373 240, 241, 242, 243, 244, 245, 246, 247,
4374 248, 249, 250, 251, 252, 253, 254, 255
4377 EXT unsigned char PL_fold_locale[]; /* Unfortunately not EXTCONST. */
4379 #endif /* !PERL_GLOBAL_STRUCT */
4383 EXTCONST unsigned char PL_freq[] = {/* EBCDIC frequencies for mixed English/C */
4384 1, 2, 84, 151, 154, 155, 156, 157,
4385 165, 246, 250, 3, 158, 7, 18, 29,
4386 40, 51, 62, 73, 85, 96, 107, 118,
4387 129, 140, 147, 148, 149, 150, 152, 153,
4388 255, 6, 8, 9, 10, 11, 12, 13,
4389 14, 15, 24, 25, 26, 27, 28, 226,
4390 29, 30, 31, 32, 33, 43, 44, 45,
4391 46, 47, 48, 49, 50, 76, 77, 78,
4392 79, 80, 81, 82, 83, 84, 85, 86,
4393 87, 94, 95, 234, 181, 233, 187, 190,
4394 180, 96, 97, 98, 99, 100, 101, 102,
4395 104, 112, 182, 174, 236, 232, 229, 103,
4396 228, 226, 114, 115, 116, 117, 118, 119,
4397 120, 121, 122, 235, 176, 230, 194, 162,
4398 130, 131, 132, 133, 134, 135, 136, 137,
4399 138, 139, 201, 205, 163, 217, 220, 224,
4400 5, 248, 227, 244, 242, 255, 241, 231,
4401 240, 253, 16, 197, 19, 20, 21, 187,
4402 23, 169, 210, 245, 237, 249, 247, 239,
4403 168, 252, 34, 196, 36, 37, 38, 39,
4404 41, 42, 251, 254, 238, 223, 221, 213,
4405 225, 177, 52, 53, 54, 55, 56, 57,
4406 58, 59, 60, 61, 63, 64, 65, 66,
4407 67, 68, 69, 70, 71, 72, 74, 75,
4408 205, 208, 186, 202, 200, 218, 198, 179,
4409 178, 214, 88, 89, 90, 91, 92, 93,
4410 217, 166, 170, 207, 199, 209, 206, 204,
4411 160, 212, 105, 106, 108, 109, 110, 111,
4412 203, 113, 216, 215, 192, 175, 193, 243,
4413 172, 161, 123, 124, 125, 126, 127, 128,
4414 222, 219, 211, 195, 188, 193, 185, 184,
4415 191, 183, 141, 142, 143, 144, 145, 146
4417 #else /* ascii rather than ebcdic */
4418 EXTCONST unsigned char PL_freq[] = { /* letter frequencies for mixed English/C */
4419 1, 2, 84, 151, 154, 155, 156, 157,
4420 165, 246, 250, 3, 158, 7, 18, 29,
4421 40, 51, 62, 73, 85, 96, 107, 118,
4422 129, 140, 147, 148, 149, 150, 152, 153,
4423 255, 182, 224, 205, 174, 176, 180, 217,
4424 233, 232, 236, 187, 235, 228, 234, 226,
4425 222, 219, 211, 195, 188, 193, 185, 184,
4426 191, 183, 201, 229, 181, 220, 194, 162,
4427 163, 208, 186, 202, 200, 218, 198, 179,
4428 178, 214, 166, 170, 207, 199, 209, 206,
4429 204, 160, 212, 216, 215, 192, 175, 173,
4430 243, 172, 161, 190, 203, 189, 164, 230,
4431 167, 248, 227, 244, 242, 255, 241, 231,
4432 240, 253, 169, 210, 245, 237, 249, 247,
4433 239, 168, 252, 251, 254, 238, 223, 221,
4434 213, 225, 177, 197, 171, 196, 159, 4,
4435 5, 6, 8, 9, 10, 11, 12, 13,
4436 14, 15, 16, 17, 19, 20, 21, 22,
4437 23, 24, 25, 26, 27, 28, 30, 31,
4438 32, 33, 34, 35, 36, 37, 38, 39,
4439 41, 42, 43, 44, 45, 46, 47, 48,
4440 49, 50, 52, 53, 54, 55, 56, 57,
4441 58, 59, 60, 61, 63, 64, 65, 66,
4442 67, 68, 69, 70, 71, 72, 74, 75,
4443 76, 77, 78, 79, 80, 81, 82, 83,
4444 86, 87, 88, 89, 90, 91, 92, 93,
4445 94, 95, 97, 98, 99, 100, 101, 102,
4446 103, 104, 105, 106, 108, 109, 110, 111,
4447 112, 113, 114, 115, 116, 117, 119, 120,
4448 121, 122, 123, 124, 125, 126, 127, 128,
4449 130, 131, 132, 133, 134, 135, 136, 137,
4450 138, 139, 141, 142, 143, 144, 145, 146
4454 EXTCONST unsigned char PL_freq[];
4457 /* Although only used for debugging, these constants must be available in
4458 * non-debugging builds too, since they're used in ext/re/re_exec.c,
4459 * which has DEBUGGING enabled always */
4461 EXTCONST char* const PL_block_type[] = {
4476 EXTCONST char* PL_block_type[];
4479 /* These are all the compile time options that affect binary compatibility.
4480 Other compile time options that are binary compatible are in perl.c
4481 Both are combined for the output of perl -V
4482 However, this string will be embedded in any shared perl library, which will
4483 allow us add a comparison check in perlmain.c in the near future. */
4485 EXTCONST char PL_bincompat_options[] =
4486 # ifdef DEBUG_LEAKING_SCALARS
4487 " DEBUG_LEAKING_SCALARS"
4489 # ifdef DEBUG_LEAKING_SCALARS_FORK_DUMP
4490 " DEBUG_LEAKING_SCALARS_FORK_DUMP"
4498 # ifdef HAVE_INTERP_INTERN
4499 " HAVE_INTERP_INTERN"
4501 # ifdef MULTIPLICITY
4507 # ifdef PERLIO_LAYERS
4510 # ifdef PERL_DEBUG_READONLY_OPS
4511 " PERL_DEBUG_READONLY_OPS"
4513 # ifdef PERL_GLOBAL_STRUCT
4514 " PERL_GLOBAL_STRUCT"
4516 # ifdef PERL_IMPLICIT_CONTEXT
4517 " PERL_IMPLICIT_CONTEXT"
4519 # ifdef PERL_IMPLICIT_SYS
4520 " PERL_IMPLICIT_SYS"
4528 # ifdef PERL_NEED_APPCTX
4531 # ifdef PERL_NEED_TIMESBASE
4532 " PERL_NEED_TIMESBASE"
4534 # ifdef PERL_OLD_COPY_ON_WRITE
4535 " PERL_OLD_COPY_ON_WRITE"
4540 # ifdef PERL_SAWAMPERSAND
4541 " PERL_SAWAMPERSAND"
4543 # ifdef PERL_TRACK_MEMPOOL
4544 " PERL_TRACK_MEMPOOL"
4546 # ifdef PERL_USES_PL_PIDSTATUS
4547 " PERL_USES_PL_PIDSTATUS"
4549 # ifdef USE_64_BIT_ALL
4552 # ifdef USE_64_BIT_INT
4558 # ifdef USE_ITHREADS
4561 # ifdef USE_LARGE_FILES
4564 # ifdef USE_LOCALE_COLLATE
4565 " USE_LOCALE_COLLATE"
4567 # ifdef USE_LOCALE_NUMERIC
4568 " USE_LOCALE_NUMERIC"
4570 # ifdef USE_LONG_DOUBLE
4576 # ifdef USE_REENTRANT_API
4577 " USE_REENTRANT_API"
4585 # ifdef VMS_DO_SOCKETS
4588 # ifdef VMS_SHORTEN_LONG_SYMBOLS
4589 " VMS_SHORTEN_LONG_SYMBOLS"
4591 # ifdef VMS_WE_ARE_CASE_SENSITIVE
4592 " VMS_SYMBOL_CASE_AS_IS"
4596 EXTCONST char PL_bincompat_options[];
4599 #ifndef PERL_SET_PHASE
4600 # define PERL_SET_PHASE(new_phase) \
4601 PHASE_CHANGE_PROBE(PL_phase_names[new_phase], PL_phase_names[PL_phase]); \
4602 PL_phase = new_phase;
4605 /* The interpreter phases. If these ever change, PL_phase_names right below will
4606 * need to be updated accordingly. */
4608 PERL_PHASE_CONSTRUCT = 0,
4609 PERL_PHASE_START = 1,
4610 PERL_PHASE_CHECK = 2,
4611 PERL_PHASE_INIT = 3,
4614 PERL_PHASE_DESTRUCT = 6
4618 EXTCONST char *const PL_phase_names[] = {
4628 EXTCONST char *const PL_phase_names[];
4632 /* Do not use this macro. It only exists for extensions that rely on PL_dirty
4633 * instead of using the newer PL_phase, which provides everything PL_dirty
4634 * provided, and more. */
4635 # define PL_dirty (PL_phase == PERL_PHASE_DESTRUCT)
4637 # define PL_amagic_generation PL_na
4638 #endif /* !PERL_CORE */
4640 #define PL_hints PL_compiling.cop_hints
4644 /*****************************************************************************/
4645 /* This lexer/parser stuff is currently global since yacc is hard to reenter */
4646 /*****************************************************************************/
4647 /* XXX This needs to be revisited, since BEGIN makes yacc re-enter... */
4650 /* LynxOS defines these in scsi.h which is included via ioctl.h */
4659 #define LEX_NOTPARSING 11 /* borrowed from toke.c */
4671 XTERMORDORDOR /* evil hack */
4672 /* update exp_name[] in toke.c if adding to this enum */
4675 /* Hints are now stored in a dedicated U32, so the bottom 8 bits are no longer
4676 special and there is no need for HINT_PRIVATE_MASK for COPs
4677 However, bitops store HINT_INTEGER in their op_private. */
4678 #define HINT_INTEGER 0x00000001 /* integer pragma */
4679 #define HINT_STRICT_REFS 0x00000002 /* strict pragma */
4680 #define HINT_LOCALE 0x00000004 /* locale pragma */
4681 #define HINT_BYTES 0x00000008 /* bytes pragma */
4682 #define HINT_LOCALE_NOT_CHARS 0x00000010 /* locale ':not_characters' pragma */
4684 #define HINT_EXPLICIT_STRICT_REFS 0x00000020 /* strict.pm */
4685 #define HINT_EXPLICIT_STRICT_SUBS 0x00000040 /* strict.pm */
4686 #define HINT_EXPLICIT_STRICT_VARS 0x00000080 /* strict.pm */
4688 #define HINT_BLOCK_SCOPE 0x00000100
4689 #define HINT_STRICT_SUBS 0x00000200 /* strict pragma */
4690 #define HINT_STRICT_VARS 0x00000400 /* strict pragma */
4691 #define HINT_UNI_8_BIT 0x00000800 /* unicode_strings feature */
4693 /* The HINT_NEW_* constants are used by the overload pragma */
4694 #define HINT_NEW_INTEGER 0x00001000
4695 #define HINT_NEW_FLOAT 0x00002000
4696 #define HINT_NEW_BINARY 0x00004000
4697 #define HINT_NEW_STRING 0x00008000
4698 #define HINT_NEW_RE 0x00010000
4699 #define HINT_LOCALIZE_HH 0x00020000 /* %^H needs to be copied */
4700 #define HINT_LEXICAL_IO_IN 0x00040000 /* ${^OPEN} is set for input */
4701 #define HINT_LEXICAL_IO_OUT 0x00080000 /* ${^OPEN} is set for output */
4703 #define HINT_RE_TAINT 0x00100000 /* re pragma */
4704 #define HINT_RE_EVAL 0x00200000 /* re pragma */
4706 #define HINT_FILETEST_ACCESS 0x00400000 /* filetest pragma */
4707 #define HINT_UTF8 0x00800000 /* utf8 pragma */
4709 #define HINT_NO_AMAGIC 0x01000000 /* overloading pragma */
4711 #define HINT_RE_FLAGS 0x02000000 /* re '/xism' pragma */
4713 #define HINT_FEATURE_MASK 0x1c000000 /* 3 bits for feature bundles */
4715 /* Note: Used for NATIVE_HINTS, currently
4716 defined by vms/vmsish.h:
4721 /* The following are stored in $^H{sort}, not in PL_hints */
4722 #define HINT_SORT_SORT_BITS 0x000000FF /* allow 256 different ones */
4723 #define HINT_SORT_QUICKSORT 0x00000001
4724 #define HINT_SORT_MERGESORT 0x00000002
4725 #define HINT_SORT_STABLE 0x00000100 /* sort styles (currently one) */
4727 /* flags for PL_sawampersand */
4729 #define SAWAMPERSAND_LEFT 1 /* saw $` */
4730 #define SAWAMPERSAND_MIDDLE 2 /* saw $& */
4731 #define SAWAMPERSAND_RIGHT 4 /* saw $' */
4733 #ifndef PERL_SAWAMPERSAND
4734 # define PL_sawampersand \
4735 (SAWAMPERSAND_LEFT|SAWAMPERSAND_MIDDLE|SAWAMPERSAND_RIGHT)
4738 /* Various states of the input record separator SV (rs) */
4739 #define RsSNARF(sv) (! SvOK(sv))
4740 #define RsSIMPLE(sv) (SvOK(sv) && (! SvPOK(sv) || SvCUR(sv)))
4741 #define RsPARA(sv) (SvPOK(sv) && ! SvCUR(sv))
4742 #define RsRECORD(sv) (SvROK(sv) && (SvIV(SvRV(sv)) > 0))
4744 /* A struct for keeping various DEBUGGING related stuff,
4745 * neatly packed. Currently only scratch variables for
4746 * constructing debug output are included. Needed always,
4747 * not just when DEBUGGING, though, because of the re extension. c*/
4748 struct perl_debug_pad {
4752 #define PERL_DEBUG_PAD(i) &(PL_debug_pad.pad[i])
4753 #define PERL_DEBUG_PAD_ZERO(i) (SvPVX(PERL_DEBUG_PAD(i))[0] = 0, \
4754 (((XPV*) SvANY(PERL_DEBUG_PAD(i)))->xpv_cur = 0), \
4757 /* Enable variables which are pointers to functions */
4758 typedef void (*peep_t)(pTHX_ OP* o);
4759 typedef regexp* (*regcomp_t) (pTHX_ char* exp, char* xend, PMOP* pm);
4760 typedef I32 (*regexec_t) (pTHX_ regexp* prog, char* stringarg,
4761 char* strend, char* strbeg, I32 minend,
4762 SV* screamer, void* data, U32 flags);
4763 typedef char* (*re_intuit_start_t) (pTHX_ regexp *prog, SV *sv,
4764 char *strpos, char *strend,
4766 re_scream_pos_data *d);
4767 typedef SV* (*re_intuit_string_t) (pTHX_ regexp *prog);
4768 typedef void (*regfree_t) (pTHX_ struct regexp* r);
4769 typedef regexp* (*regdupe_t) (pTHX_ const regexp* r, CLONE_PARAMS *param);
4770 typedef I32 (*re_fold_t)(const char *, char const *, I32);
4772 typedef void (*DESTRUCTORFUNC_NOCONTEXT_t) (void*);
4773 typedef void (*DESTRUCTORFUNC_t) (pTHX_ void*);
4774 typedef void (*SVFUNC_t) (pTHX_ SV* const);
4775 typedef I32 (*SVCOMPARE_t) (pTHX_ SV* const, SV* const);
4776 typedef void (*XSINIT_t) (pTHX);
4777 typedef void (*ATEXIT_t) (pTHX_ void*);
4778 typedef void (*XSUBADDR_t) (pTHX_ CV *);
4780 typedef OP* (*Perl_ppaddr_t)(pTHX);
4781 typedef OP* (*Perl_check_t) (pTHX_ OP*);
4782 typedef void(*Perl_ophook_t)(pTHX_ OP*);
4783 typedef int (*Perl_keyword_plugin_t)(pTHX_ char*, STRLEN, OP**);
4784 typedef void(*Perl_cpeep_t)(pTHX_ OP *, OP *);
4786 typedef void(*globhook_t)(pTHX);
4788 #define KEYWORD_PLUGIN_DECLINE 0
4789 #define KEYWORD_PLUGIN_STMT 1
4790 #define KEYWORD_PLUGIN_EXPR 2
4792 /* Interpreter exitlist entry */
4793 typedef struct exitlistentry {
4794 void (*fn) (pTHX_ void*);
4796 } PerlExitListEntry;
4798 /* if you only have signal() and it resets on each signal, FAKE_PERSISTENT_SIGNAL_HANDLERS fixes */
4799 /* These have to be before perlvars.h */
4800 #if !defined(HAS_SIGACTION) && defined(VMS)
4801 # define FAKE_PERSISTENT_SIGNAL_HANDLERS
4803 /* if we're doing kill() with sys$sigprc on VMS, FAKE_DEFAULT_SIGNAL_HANDLERS */
4804 #if defined(KILL_BY_SIGPRC)
4805 # define FAKE_DEFAULT_SIGNAL_HANDLERS
4808 #if !defined(MULTIPLICITY)
4810 struct interpreter {
4816 /* If we have multiple interpreters define a struct
4817 holding variables which must be per-interpreter
4818 If we don't have threads anything that would have
4819 be per-thread is per-interpreter.
4822 /* Set up PERLVAR macros for populating structs */
4823 # define PERLVAR(prefix,var,type) type prefix##var;
4825 /* 'var' is an array of length 'n' */
4826 # define PERLVARA(prefix,var,n,type) type prefix##var[n];
4828 /* initialize 'var' to init' */
4829 # define PERLVARI(prefix,var,type,init) type prefix##var;
4831 /* like PERLVARI, but make 'var' a const */
4832 # define PERLVARIC(prefix,var,type,init) type prefix##var;
4834 struct interpreter {
4835 # include "intrpvar.h"
4838 EXTCONST U16 PL_interp_size
4839 INIT(sizeof(struct interpreter));
4841 # define PERL_INTERPRETER_SIZE_UPTO_MEMBER(member) \
4842 STRUCT_OFFSET(struct interpreter, member) + \
4843 sizeof(((struct interpreter*)0)->member)
4845 /* This will be useful for subsequent releases, because this has to be the
4846 same in your libperl as in main(), else you have a mismatch and must abort.
4848 EXTCONST U16 PL_interp_size_5_18_0
4849 INIT(PERL_INTERPRETER_SIZE_UPTO_MEMBER(PERL_LAST_5_18_0_INTERP_MEMBER));
4852 # ifdef PERL_GLOBAL_STRUCT
4853 /* MULTIPLICITY is automatically defined when PERL_GLOBAL_STRUCT is defined,
4854 hence it's safe and sane to nest this within #ifdef MULTIPLICITY */
4857 # include "perlvars.h"
4860 EXTCONST U16 PL_global_struct_size
4861 INIT(sizeof(struct perl_vars));
4864 # ifndef PERL_GLOBAL_STRUCT_PRIVATE
4865 EXT struct perl_vars PL_Vars;
4866 EXT struct perl_vars *PL_VarsPtr INIT(&PL_Vars);
4867 # undef PERL_GET_VARS
4868 # define PERL_GET_VARS() PL_VarsPtr
4869 # endif /* !PERL_GLOBAL_STRUCT_PRIVATE */
4870 # else /* PERL_CORE */
4871 # if !defined(__GNUC__) || !defined(WIN32)
4874 struct perl_vars *PL_VarsPtr;
4875 # define PL_Vars (*((PL_VarsPtr) \
4876 ? PL_VarsPtr : (PL_VarsPtr = Perl_GetVars(aTHX))))
4877 # endif /* PERL_CORE */
4878 # endif /* PERL_GLOBAL_STRUCT */
4880 /* Done with PERLVAR macros for now ... */
4886 #endif /* MULTIPLICITY */
4888 struct tempsym; /* defined in pp_pack.c */
4893 #ifndef PERL_CALLCONV
4895 # define PERL_CALLCONV extern "C"
4897 # define PERL_CALLCONV
4900 #ifndef PERL_CALLCONV_NO_RET
4901 # define PERL_CALLCONV_NO_RET PERL_CALLCONV
4904 /* PERL_STATIC_NO_RET is supposed to be equivalent to STATIC on builds that
4905 dont have a noreturn as a declaration specifier
4907 #ifndef PERL_STATIC_NO_RET
4908 # define PERL_STATIC_NO_RET STATIC
4910 /* PERL_STATIC_NO_RET is supposed to be equivalent to PERL_STATIC_INLINE on
4911 builds that dont have a noreturn as a declaration specifier
4913 #ifndef PERL_STATIC_INLINE_NO_RET
4914 # define PERL_STATIC_INLINE_NO_RET PERL_STATIC_INLINE
4920 #define PERL_CKDEF(s) PERL_CALLCONV OP *s (pTHX_ OP *o);
4921 #define PERL_PPDEF(s) PERL_CALLCONV OP *s (pTHX);
4924 # include "malloc_ctl.h"
4929 /* this has structure inits, so it cannot be included before here */
4932 /* The following must follow proto.h as #defines mess up syntax */
4934 #if !defined(PERL_FOR_X2P)
4935 # include "embedvar.h"
4938 # undef PL_madskills
4940 # define PL_madskills 0
4944 /* Now include all the 'global' variables
4945 * If we don't have threads or multiple interpreters
4946 * these include variables that would have been their struct-s
4949 #define PERLVAR(prefix,var,type) EXT type PL_##var;
4950 #define PERLVARA(prefix,var,n,type) EXT type PL_##var[n];
4951 #define PERLVARI(prefix,var,type,init) EXT type PL_##var INIT(init);
4952 #define PERLVARIC(prefix,var,type,init) EXTCONST type PL_##var INIT(init);
4954 #if !defined(MULTIPLICITY)
4956 # include "intrpvar.h"
4961 /* All core uses now exterminated. Ensure no zombies can return: */
4965 /* Now all the config stuff is setup we can include embed.h
4966 In particular, need the relevant *ish file included already, as it may
4967 define HAVE_INTERP_INTERN */
4971 # define op_getmad(arg,pegop,slot) NOOP
4974 #ifndef PERL_GLOBAL_STRUCT
4977 # include "perlvars.h"
4989 /* dummy variables that hold pointers to both runops functions, thus forcing
4990 * them *both* to get linked in (useful for Peek.xs, debugging etc) */
4992 EXTCONST runops_proc_t PL_runops_std
4993 INIT(Perl_runops_standard);
4994 EXTCONST runops_proc_t PL_runops_dbg
4995 INIT(Perl_runops_debug);
4997 /* PERL_GLOBAL_STRUCT_PRIVATE wants to keep global data like the
4998 * magic vtables const, but this is incompatible with SWIG which
4999 * does want to modify the vtables. */
5000 #ifdef PERL_GLOBAL_STRUCT_PRIVATE
5001 # define EXT_MGVTBL EXTCONST MGVTBL
5003 # define EXT_MGVTBL EXT MGVTBL
5006 #define PERL_MAGIC_READONLY_ACCEPTABLE 0x40
5007 #define PERL_MAGIC_VALUE_MAGIC 0x80
5008 #define PERL_MAGIC_VTABLE_MASK 0x3F
5009 #define PERL_MAGIC_TYPE_READONLY_ACCEPTABLE(t) \
5010 (PL_magic_data[(U8)(t)] & PERL_MAGIC_READONLY_ACCEPTABLE)
5011 #define PERL_MAGIC_TYPE_IS_VALUE_MAGIC(t) \
5012 (PL_magic_data[(U8)(t)] & PERL_MAGIC_VALUE_MAGIC)
5014 #include "mg_vtable.h"
5017 EXTCONST U8 PL_magic_data[256] =
5019 # include "umg_data.h"
5021 # include "mg_data.h"
5025 EXTCONST U8 PL_magic_data[256];
5029 /* NL IV NV PV INV PI PN MG RX GV LV AV HV CV FM IO */
5031 PL_valid_types_IVX[] = { 0, 1, 0, 0, 0, 1, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5033 PL_valid_types_NVX[] = { 0, 0, 1, 0, 0, 0, 1, 1, 0, 1, 1, 0, 0, 0, 0, 0 };
5035 PL_valid_types_PVX[] = { 0, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 0, 0, 1, 1, 1 };
5037 PL_valid_types_RV[] = { 0, 1, 0, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 };
5039 PL_valid_types_IV_set[] = { 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 1, 1 };
5041 PL_valid_types_NV_set[] = { 0, 0, 1, 0, 0, 0, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0 };
5045 EXTCONST bool PL_valid_types_IVX[];
5046 EXTCONST bool PL_valid_types_NVX[];
5047 EXTCONST bool PL_valid_types_PVX[];
5048 EXTCONST bool PL_valid_types_RV[];
5049 EXTCONST bool PL_valid_types_IV_set[];
5050 EXTCONST bool PL_valid_types_NV_set[];
5054 #ifndef PERL_NO_INLINE_FUNCTIONS
5055 /* Static inline funcs that depend on includes and declarations above.
5056 Some of these reference functions in the perl object files, and some
5057 compilers aren't smart enough to eliminate unused static inline
5058 functions, so including this file in source code can cause link errors
5059 even if the source code uses none of the functions. Hence including these
5060 can be be suppressed by setting PERL_NO_INLINE_FUNCTIONS. Doing this will
5061 (obviously) result in unworkable XS code, but allows simple probing code
5062 to continue to work, because it permits tests to include the perl headers
5063 for definitions without creating a link dependency on the perl library
5064 (which may not exist yet).
5067 # include "inline.h"
5070 #include "overload.h"
5079 CV* table[NofAMmeth];
5081 struct am_table_short {
5087 typedef struct am_table AMT;
5088 typedef struct am_table_short AMTS;
5090 #define AMGfallNEVER 1
5092 #define AMGfallYES 3
5094 #define AMTf_AMAGIC 1
5095 #define AMT_AMAGIC(amt) ((amt)->flags & AMTf_AMAGIC)
5096 #define AMT_AMAGIC_on(amt) ((amt)->flags |= AMTf_AMAGIC)
5097 #define AMT_AMAGIC_off(amt) ((amt)->flags &= ~AMTf_AMAGIC)
5099 #define StashHANDLER(stash,meth) gv_handler((stash),CAT2(meth,_amg))
5102 * some compilers like to redefine cos et alia as faster
5103 * (and less accurate?) versions called F_cos et cetera (Quidquid
5104 * latine dictum sit, altum viditur.) This trick collides with
5105 * the Perl overloading (amg). The following #defines fool both.
5110 # define F_atan2_amg atan2_amg
5113 # define F_cos_amg cos_amg
5116 # define F_exp_amg exp_amg
5119 # define F_log_amg log_amg
5122 # define F_pow_amg pow_amg
5125 # define F_sin_amg sin_amg
5128 # define F_sqrt_amg sqrt_amg
5130 #endif /* _FASTMATH */
5132 #define PERLDB_ALL (PERLDBf_SUB | PERLDBf_LINE | \
5133 PERLDBf_NOOPT | PERLDBf_INTER | \
5134 PERLDBf_SUBLINE| PERLDBf_SINGLE| \
5135 PERLDBf_NAMEEVAL| PERLDBf_NAMEANON | \
5137 /* No _NONAME, _GOTO */
5138 #define PERLDBf_SUB 0x01 /* Debug sub enter/exit */
5139 #define PERLDBf_LINE 0x02 /* Keep line # */
5140 #define PERLDBf_NOOPT 0x04 /* Switch off optimizations */
5141 #define PERLDBf_INTER 0x08 /* Preserve more data for
5142 later inspections */
5143 #define PERLDBf_SUBLINE 0x10 /* Keep subr source lines */
5144 #define PERLDBf_SINGLE 0x20 /* Start with single-step on */
5145 #define PERLDBf_NONAME 0x40 /* For _SUB: no name of the subr */
5146 #define PERLDBf_GOTO 0x80 /* Report goto: call DB::goto */
5147 #define PERLDBf_NAMEEVAL 0x100 /* Informative names for evals */
5148 #define PERLDBf_NAMEANON 0x200 /* Informative names for anon subs */
5149 #define PERLDBf_SAVESRC 0x400 /* Save source lines into @{"_<$filename"} */
5150 #define PERLDBf_SAVESRC_NOSUBS 0x800 /* Including evals that generate no subroutines */
5151 #define PERLDBf_SAVESRC_INVALID 0x1000 /* Save source that did not compile */
5153 #define PERLDB_SUB (PL_perldb && (PL_perldb & PERLDBf_SUB))
5154 #define PERLDB_LINE (PL_perldb && (PL_perldb & PERLDBf_LINE))
5155 #define PERLDB_NOOPT (PL_perldb && (PL_perldb & PERLDBf_NOOPT))
5156 #define PERLDB_INTER (PL_perldb && (PL_perldb & PERLDBf_INTER))
5157 #define PERLDB_SUBLINE (PL_perldb && (PL_perldb & PERLDBf_SUBLINE))
5158 #define PERLDB_SINGLE (PL_perldb && (PL_perldb & PERLDBf_SINGLE))
5159 #define PERLDB_SUB_NN (PL_perldb && (PL_perldb & (PERLDBf_NONAME)))
5160 #define PERLDB_GOTO (PL_perldb && (PL_perldb & PERLDBf_GOTO))
5161 #define PERLDB_NAMEEVAL (PL_perldb && (PL_perldb & PERLDBf_NAMEEVAL))
5162 #define PERLDB_NAMEANON (PL_perldb && (PL_perldb & PERLDBf_NAMEANON))
5163 #define PERLDB_SAVESRC (PL_perldb && (PL_perldb & PERLDBf_SAVESRC))
5164 #define PERLDB_SAVESRC_NOSUBS (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_NOSUBS))
5165 #define PERLDB_SAVESRC_INVALID (PL_perldb && (PL_perldb & PERLDBf_SAVESRC_INVALID))
5167 #ifdef USE_LOCALE_NUMERIC
5169 #define SET_NUMERIC_STANDARD() \
5170 set_numeric_standard();
5172 #define SET_NUMERIC_LOCAL() \
5173 set_numeric_local();
5175 /* Returns non-zero If the plain locale pragma without a parameter is in effect
5177 #define IN_LOCALE_RUNTIME (CopHINTS_get(PL_curcop) & HINT_LOCALE)
5179 /* Returns non-zero If either form of the locale pragma is in effect */
5180 #define IN_SOME_LOCALE_FORM_RUNTIME \
5181 (CopHINTS_get(PL_curcop) & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5183 #define IN_LOCALE_COMPILETIME (PL_hints & HINT_LOCALE)
5184 #define IN_SOME_LOCALE_FORM_COMPILETIME \
5185 (PL_hints & (HINT_LOCALE|HINT_LOCALE_NOT_CHARS))
5188 (IN_PERL_COMPILETIME ? IN_LOCALE_COMPILETIME : IN_LOCALE_RUNTIME)
5189 #define IN_SOME_LOCALE_FORM \
5190 (IN_PERL_COMPILETIME ? IN_SOME_LOCALE_FORM_COMPILETIME \
5191 : IN_SOME_LOCALE_FORM_RUNTIME)
5193 #define STORE_NUMERIC_LOCAL_SET_STANDARD() \
5194 bool was_local = PL_numeric_local && IN_LOCALE; \
5195 if (was_local) SET_NUMERIC_STANDARD();
5197 #define STORE_NUMERIC_STANDARD_SET_LOCAL() \
5198 bool was_standard = PL_numeric_standard && IN_LOCALE; \
5199 if (was_standard) SET_NUMERIC_LOCAL();
5201 #define RESTORE_NUMERIC_LOCAL() \
5202 if (was_local) SET_NUMERIC_LOCAL();
5204 #define RESTORE_NUMERIC_STANDARD() \
5205 if (was_standard) SET_NUMERIC_STANDARD();
5207 #define Atof my_atof
5209 #else /* !USE_LOCALE_NUMERIC */
5211 #define SET_NUMERIC_STANDARD() /**/
5212 #define SET_NUMERIC_LOCAL() /**/
5213 #define IS_NUMERIC_RADIX(a, b) (0)
5214 #define STORE_NUMERIC_LOCAL_SET_STANDARD() /**/
5215 #define STORE_NUMERIC_STANDARD_SET_LOCAL() /**/
5216 #define RESTORE_NUMERIC_LOCAL() /**/
5217 #define RESTORE_NUMERIC_STANDARD() /**/
5218 #define Atof my_atof
5219 #define IN_LOCALE_RUNTIME 0
5220 #define IN_LOCALE_COMPILETIME 0
5222 #endif /* !USE_LOCALE_NUMERIC */
5224 #if !defined(Strtol) && defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && \
5225 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5227 # define strtoll __strtoll /* secret handshake */
5230 # define strtoll _strtoi64 /* secret handshake */
5232 # if !defined(Strtol) && defined(HAS_STRTOLL)
5233 # define Strtol strtoll
5235 # if !defined(Strtol) && defined(HAS_STRTOQ)
5236 # define Strtol strtoq
5238 /* is there atoq() anywhere? */
5240 #if !defined(Strtol) && defined(HAS_STRTOL)
5241 # define Strtol strtol
5244 /* It would be more fashionable to use Strtol() to define atol()
5245 * (as is done for Atoul(), see below) but for backward compatibility
5246 * we just assume atol(). */
5247 # if defined(USE_64_BIT_INT) && defined(IV_IS_QUAD) && defined(HAS_ATOLL) && \
5248 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5250 # define atoll _atoi64 /* secret handshake */
5258 #if !defined(Strtoul) && defined(USE_64_BIT_INT) && defined(UV_IS_QUAD) && \
5259 (QUADKIND == QUAD_IS_LONG_LONG || QUADKIND == QUAD_IS___INT64)
5261 # define strtoull __strtoull /* secret handshake */
5264 # define strtoull _strtoui64 /* secret handshake */
5266 # if !defined(Strtoul) && defined(HAS_STRTOULL)
5267 # define Strtoul strtoull
5269 # if !defined(Strtoul) && defined(HAS_STRTOUQ)
5270 # define Strtoul strtouq
5272 /* is there atouq() anywhere? */
5274 #if !defined(Strtoul) && defined(HAS_STRTOUL)
5275 # define Strtoul strtoul
5277 #if !defined(Strtoul) && defined(HAS_STRTOL) /* Last resort. */
5278 # define Strtoul(s, e, b) strchr((s), '-') ? ULONG_MAX : (unsigned long)strtol((s), (e), (b))
5281 # define Atoul(s) Strtoul(s, NULL, 10)
5285 /* if these never got defined, they need defaults */
5286 #ifndef PERL_SET_CONTEXT
5287 # define PERL_SET_CONTEXT(i) PERL_SET_INTERP(i)
5290 #ifndef PERL_GET_CONTEXT
5291 # define PERL_GET_CONTEXT PERL_GET_INTERP
5294 #ifndef PERL_GET_THX
5295 # define PERL_GET_THX ((void*)NULL)
5298 #ifndef PERL_SET_THX
5299 # define PERL_SET_THX(t) NOOP
5302 #ifndef PERL_SCRIPT_MODE
5303 #define PERL_SCRIPT_MODE "r"
5307 * Some operating systems are stingy with stack allocation,
5308 * so perl may have to guard against stack overflow.
5310 #ifndef PERL_STACK_OVERFLOW_CHECK
5311 #define PERL_STACK_OVERFLOW_CHECK() NOOP
5315 * Some nonpreemptive operating systems find it convenient to
5316 * check for asynchronous conditions after each op execution.
5317 * Keep this check simple, or it may slow down execution
5322 # ifndef PERL_ASYNC_CHECK
5323 # define PERL_ASYNC_CHECK() if (PL_sig_pending) PL_signalhook(aTHX)
5327 #ifndef PERL_ASYNC_CHECK
5328 # define PERL_ASYNC_CHECK() NOOP
5332 * On some operating systems, a memory allocation may succeed,
5333 * but put the process too close to the system's comfort limit.
5334 * In this case, PERL_ALLOC_CHECK frees the pointer and sets
5337 #ifndef PERL_ALLOC_CHECK
5338 #define PERL_ALLOC_CHECK(p) NOOP
5342 # include <sys/ipc.h>
5343 # include <sys/sem.h>
5344 # ifndef HAS_UNION_SEMUN /* Provide the union semun. */
5347 struct semid_ds *buf;
5348 unsigned short *array;
5351 # ifdef USE_SEMCTL_SEMUN
5352 # ifdef IRIX32_SEMUN_BROKEN_BY_GCC
5353 union gccbug_semun {
5355 struct semid_ds *buf;
5356 unsigned short *array;
5359 # define semun gccbug_semun
5361 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun)
5363 # ifdef USE_SEMCTL_SEMID_DS
5364 # ifdef EXTRA_F_IN_SEMUN_BUF
5365 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buff)
5367 # define Semctl(id, num, cmd, semun) semctl(id, num, cmd, semun.buf)
5374 * Boilerplate macros for initializing and accessing interpreter-local
5375 * data from C. All statics in extensions should be reworked to use
5376 * this, if you want to make the extension thread-safe. See
5377 * ext/XS/APItest/APItest.xs for an example of the use of these macros,
5378 * and perlxs.pod for more.
5380 * Code that uses these macros is responsible for the following:
5381 * 1. #define MY_CXT_KEY to a unique string, e.g.
5382 * "DynaLoader::_guts" XS_VERSION
5383 * XXX in the current implementation, this string is ignored.
5384 * 2. Declare a typedef named my_cxt_t that is a structure that contains
5385 * all the data that needs to be interpreter-local.
5386 * 3. Use the START_MY_CXT macro after the declaration of my_cxt_t.
5387 * 4. Use the MY_CXT_INIT macro such that it is called exactly once
5388 * (typically put in the BOOT: section).
5389 * 5. Use the members of the my_cxt_t structure everywhere as
5391 * 6. Use the dMY_CXT macro (a declaration) in all the functions that
5395 #if defined(PERL_IMPLICIT_CONTEXT)
5397 /* START_MY_CXT must appear in all extensions that define a my_cxt_t structure,
5398 * right after the definition (i.e. at file scope). The non-threads
5399 * case below uses it to declare the data as static. */
5400 # ifdef PERL_GLOBAL_STRUCT_PRIVATE
5401 # define START_MY_CXT
5402 # define MY_CXT_INDEX Perl_my_cxt_index(aTHX_ MY_CXT_KEY)
5403 # define MY_CXT_INIT_ARG MY_CXT_KEY
5405 # define START_MY_CXT static int my_cxt_index = -1;
5406 # define MY_CXT_INDEX my_cxt_index
5407 # define MY_CXT_INIT_ARG &my_cxt_index
5408 # endif /* #ifdef PERL_GLOBAL_STRUCT_PRIVATE */
5410 /* Creates and zeroes the per-interpreter data.
5411 * (We allocate my_cxtp in a Perl SV so that it will be released when
5412 * the interpreter goes away.) */
5413 # define MY_CXT_INIT \
5414 my_cxt_t *my_cxtp = \
5415 (my_cxt_t*)Perl_my_cxt_init(aTHX_ MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5416 PERL_UNUSED_VAR(my_cxtp)
5417 # define MY_CXT_INIT_INTERP(my_perl) \
5418 my_cxt_t *my_cxtp = \
5419 (my_cxt_t*)Perl_my_cxt_init(my_perl, MY_CXT_INIT_ARG, sizeof(my_cxt_t)); \
5420 PERL_UNUSED_VAR(my_cxtp)
5422 /* This declaration should be used within all functions that use the
5423 * interpreter-local data. */
5425 my_cxt_t *my_cxtp = (my_cxt_t *)PL_my_cxt_list[MY_CXT_INDEX]
5426 # define dMY_CXT_INTERP(my_perl) \
5427 my_cxt_t *my_cxtp = (my_cxt_t *)(my_perl)->Imy_cxt_list[MY_CXT_INDEX]
5429 /* Clones the per-interpreter data. */
5430 # define MY_CXT_CLONE \
5431 my_cxt_t *my_cxtp = (my_cxt_t*)SvPVX(newSV(sizeof(my_cxt_t)-1));\
5432 Copy(PL_my_cxt_list[MY_CXT_INDEX], my_cxtp, 1, my_cxt_t);\
5433 PL_my_cxt_list[MY_CXT_INDEX] = my_cxtp \
5436 /* This macro must be used to access members of the my_cxt_t structure.
5437 * e.g. MY_CXT.some_data */
5438 # define MY_CXT (*my_cxtp)
5440 /* Judicious use of these macros can reduce the number of times dMY_CXT
5441 * is used. Use is similar to pTHX, aTHX etc. */
5442 # define pMY_CXT my_cxt_t *my_cxtp
5443 # define pMY_CXT_ pMY_CXT,
5444 # define _pMY_CXT ,pMY_CXT
5445 # define aMY_CXT my_cxtp
5446 # define aMY_CXT_ aMY_CXT,
5447 # define _aMY_CXT ,aMY_CXT
5449 #else /* PERL_IMPLICIT_CONTEXT */
5451 # define START_MY_CXT static my_cxt_t my_cxt;
5452 # define dMY_CXT_SV dNOOP
5453 # define dMY_CXT dNOOP
5454 # define dMY_CXT_INTERP(my_perl) dNOOP
5455 # define MY_CXT_INIT NOOP
5456 # define MY_CXT_CLONE NOOP
5457 # define MY_CXT my_cxt
5459 # define pMY_CXT void
5466 #endif /* !defined(PERL_IMPLICIT_CONTEXT) */
5477 # include <sys/file.h>
5480 #if defined(HAS_FLOCK) && !defined(HAS_FLOCK_PROTO)
5481 int flock(int fd, int op);
5485 /* Assume UNIX defaults */
5486 # define O_RDONLY 0000
5487 # define O_WRONLY 0001
5488 # define O_RDWR 0002
5489 # define O_CREAT 0100
5500 #if O_TEXT != O_BINARY
5501 /* If you have different O_TEXT and O_BINARY and you are a CLRF shop,
5502 * that is, you are somehow DOSish. */
5503 # if defined(__HAIKU__) || defined(__VOS__) || defined(__CYGWIN__)
5504 /* Haiku has O_TEXT != O_BINARY but O_TEXT and O_BINARY have no effect;
5505 * Haiku is always UNIXoid (LF), not DOSish (CRLF). */
5506 /* VOS has O_TEXT != O_BINARY, and they have effect,
5507 * but VOS always uses LF, never CRLF. */
5508 /* If you have O_TEXT different from your O_BINARY but you still are
5509 * not a CRLF shop. */
5510 # undef PERLIO_USING_CRLF
5512 /* If you really are DOSish. */
5513 # define PERLIO_USING_CRLF 1
5518 # include <libutil.h> /* setproctitle() in some FreeBSDs */
5521 #ifndef EXEC_ARGV_CAST
5522 #define EXEC_ARGV_CAST(x) (char **)x
5525 #define IS_NUMBER_IN_UV 0x01 /* number within UV range (maybe not
5526 int). value returned in pointed-
5528 #define IS_NUMBER_GREATER_THAN_UV_MAX 0x02 /* pointed to UV undefined */
5529 #define IS_NUMBER_NOT_INT 0x04 /* saw . or E notation */
5530 #define IS_NUMBER_NEG 0x08 /* leading minus sign */
5531 #define IS_NUMBER_INFINITY 0x10 /* this is big */
5532 #define IS_NUMBER_NAN 0x20 /* this is not */
5534 #define GROK_NUMERIC_RADIX(sp, send) grok_numeric_radix(sp, send)
5537 #define PERL_SCAN_ALLOW_UNDERSCORES 0x01 /* grok_??? accept _ in numbers */
5538 #define PERL_SCAN_DISALLOW_PREFIX 0x02 /* grok_??? reject 0x in hex etc */
5539 #define PERL_SCAN_SILENT_ILLDIGIT 0x04 /* grok_??? not warn about illegal digits */
5540 #define PERL_SCAN_SILENT_NON_PORTABLE 0x08 /* grok_??? not warn about very large
5541 numbers which are <= UV_MAX */
5543 #define PERL_SCAN_GREATER_THAN_UV_MAX 0x02 /* should this merge with above? */
5545 /* to let user control profiling */
5546 #ifdef PERL_GPROF_CONTROL
5547 extern void moncontrol(int);
5548 #define PERL_GPROF_MONCONTROL(x) moncontrol(x)
5550 #define PERL_GPROF_MONCONTROL(x)
5557 /* ISO 6429 NEL - C1 control NExt Line */
5558 /* See http://www.unicode.org/unicode/reports/tr13/ */
5559 #define NEXT_LINE_CHAR NEXT_LINE_NATIVE
5561 /* The UTF-8 bytes of the Unicode LS and PS, U+2028 and U+2029 */
5562 #define UNICODE_LINE_SEPA_0 0xE2
5563 #define UNICODE_LINE_SEPA_1 0x80
5564 #define UNICODE_LINE_SEPA_2 0xA8
5565 #define UNICODE_PARA_SEPA_0 0xE2
5566 #define UNICODE_PARA_SEPA_1 0x80
5567 #define UNICODE_PARA_SEPA_2 0xA9
5569 #ifndef PIPESOCK_MODE
5570 # define PIPESOCK_MODE
5573 #ifndef SOCKET_OPEN_MODE
5574 # define SOCKET_OPEN_MODE PIPESOCK_MODE
5577 #ifndef PIPE_OPEN_MODE
5578 # define PIPE_OPEN_MODE PIPESOCK_MODE
5581 #define PERL_MAGIC_UTF8_CACHESIZE 2
5583 #define PERL_UNICODE_STDIN_FLAG 0x0001
5584 #define PERL_UNICODE_STDOUT_FLAG 0x0002
5585 #define PERL_UNICODE_STDERR_FLAG 0x0004
5586 #define PERL_UNICODE_IN_FLAG 0x0008
5587 #define PERL_UNICODE_OUT_FLAG 0x0010
5588 #define PERL_UNICODE_ARGV_FLAG 0x0020
5589 #define PERL_UNICODE_LOCALE_FLAG 0x0040
5590 #define PERL_UNICODE_WIDESYSCALLS_FLAG 0x0080 /* for Sarathy */
5591 #define PERL_UNICODE_UTF8CACHEASSERT_FLAG 0x0100
5593 #define PERL_UNICODE_STD_FLAG \
5594 (PERL_UNICODE_STDIN_FLAG | \
5595 PERL_UNICODE_STDOUT_FLAG | \
5596 PERL_UNICODE_STDERR_FLAG)
5598 #define PERL_UNICODE_INOUT_FLAG \
5599 (PERL_UNICODE_IN_FLAG | \
5600 PERL_UNICODE_OUT_FLAG)
5602 #define PERL_UNICODE_DEFAULT_FLAGS \
5603 (PERL_UNICODE_STD_FLAG | \
5604 PERL_UNICODE_INOUT_FLAG | \
5605 PERL_UNICODE_LOCALE_FLAG)
5607 #define PERL_UNICODE_ALL_FLAGS 0x01ff
5609 #define PERL_UNICODE_STDIN 'I'
5610 #define PERL_UNICODE_STDOUT 'O'
5611 #define PERL_UNICODE_STDERR 'E'
5612 #define PERL_UNICODE_STD 'S'
5613 #define PERL_UNICODE_IN 'i'
5614 #define PERL_UNICODE_OUT 'o'
5615 #define PERL_UNICODE_INOUT 'D'
5616 #define PERL_UNICODE_ARGV 'A'
5617 #define PERL_UNICODE_LOCALE 'L'
5618 #define PERL_UNICODE_WIDESYSCALLS 'W'
5619 #define PERL_UNICODE_UTF8CACHEASSERT 'a'
5621 #define PERL_SIGNALS_UNSAFE_FLAG 0x0001
5623 /* Use instead of abs() since abs() forces its argument to be an int,
5624 * but also beware since this evaluates its argument twice, so no x++. */
5625 #define PERL_ABS(x) ((x) < 0 ? -(x) : (x))
5627 #if defined(__DECC) && defined(__osf__)
5628 #pragma message disable (mainparm) /* Perl uses the envp in main(). */
5631 #define do_open(g, n, l, a, rm, rp, sf) \
5632 do_openn(g, n, l, a, rm, rp, sf, (SV **) NULL, 0)
5633 #ifdef PERL_DEFAULT_DO_EXEC3_IMPLEMENTATION
5634 # define do_exec(cmd) do_exec3(cmd,0,0)
5637 # define do_aexec Perl_do_aexec
5639 # define do_aexec(really, mark,sp) do_aexec5(really, mark, sp, 0, 0)
5642 /* check embedded \0 characters in pathnames passed to syscalls,
5643 but allow one ending \0 */
5644 #define IS_SAFE_SYSCALL(p, len, what, op_name) (S_is_safe_syscall(aTHX_ (p), (len), (what), (op_name)))
5646 #define IS_SAFE_PATHNAME(p, len, op_name) IS_SAFE_SYSCALL((p), (len), "pathname", (op_name))
5649 #define NO_ENV_ARRAY_IN_MAIN
5652 /* These are used by Perl_pv_escape() and Perl_pv_pretty()
5653 * are here so that they are available throughout the core
5654 * NOTE that even though some are for _escape and some for _pretty
5655 * there must not be any clashes as the flags from _pretty are
5656 * passed straight through to _escape.
5659 #define PERL_PV_ESCAPE_QUOTE 0x0001
5660 #define PERL_PV_PRETTY_QUOTE PERL_PV_ESCAPE_QUOTE
5662 #define PERL_PV_PRETTY_ELLIPSES 0x0002
5663 #define PERL_PV_PRETTY_LTGT 0x0004
5665 #define PERL_PV_ESCAPE_FIRSTCHAR 0x0008
5667 #define PERL_PV_ESCAPE_UNI 0x0100
5668 #define PERL_PV_ESCAPE_UNI_DETECT 0x0200
5669 #define PERL_PV_ESCAPE_NONASCII 0x0400
5671 #define PERL_PV_ESCAPE_ALL 0x1000
5672 #define PERL_PV_ESCAPE_NOBACKSLASH 0x2000
5673 #define PERL_PV_ESCAPE_NOCLEAR 0x4000
5674 #define PERL_PV_ESCAPE_RE 0x8000
5676 #define PERL_PV_PRETTY_NOCLEAR PERL_PV_ESCAPE_NOCLEAR
5678 /* used by pv_display in dump.c*/
5679 #define PERL_PV_PRETTY_DUMP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_QUOTE
5680 #define PERL_PV_PRETTY_REGPROP PERL_PV_PRETTY_ELLIPSES|PERL_PV_PRETTY_LTGT|PERL_PV_ESCAPE_RE|PERL_PV_ESCAPE_NONASCII
5684 (KEEP THIS LAST IN perl.h!)
5726 so that Configure picks them up.
5728 (KEEP THIS LAST IN perl.h!)
5732 #endif /* Include guard */
5736 * c-indentation-style: bsd
5738 * indent-tabs-mode: nil
5741 * ex: set ts=8 sts=4 sw=4 et: